Even under different conditions, no changes are allowed.
C, can be used for a variety of purposes
There is no room for improvement.
Reference answer: a
Analysis:
A analyzed the details. According to the third sentence of the second paragraph, that is? Scientists must be as correct as possible when conditions permit. ?
14, the author cited the example of Albert Einstein to illustrate _ _ _ _ _ _ _.
Measurement is the key to scientific success.
B, mathematical accuracy
C, investigation is very important in science
D. Mathematical calculation can test his research.
Reference answer: C.
Analysis:
Answer c analyzes the details. According to the second paragraph, the author cites Einstein's example of mathematically deducing the theory of relativity to illustrate the above argument.
What is the central idea of this article? ________
Relativity.
Accuracy is the core of science.
Scientists are different from ordinary people.
Accuracy and the method of using tools are the key to cultivate scientists.
Reference answer: D.
Analysis:
Answer d analysis topic. According to the first sentence of the first and second paragraphs.
Third, vocabulary and grammar 16, measles _ _ _ _ _ took a long time to get over it.
A, cost
B, cost
hold
D, shooting
Reference answer: D.
Analysis:
Test center: the subject and predicate are consistent. Measles? Measles? Mumps? Mumps? , mathematics? Math? Statistics? Statistics? When words such as disease or discipline are used as subjects in a sentence, the predicate verb is singular. Spend time? Spend time? , is a fixed collocation.
It takes a long time to eliminate measles.
17,-Do you want to wait? -Five days is too long for me.
A: Used to be.
Used to be
C, yes
D, yes
Reference answer: C.
Analysis:
Test center: the subject and predicate are consistent. When numerals+nouns (indicating time, length, weight or money, etc. ) as a single quantity, the predicate verb is singular.
Since his father died, his mother has been alone.
A, lived
B, life
C, already alive
D, alive
Reference answer: C.
Analysis:
Test site: verb tense. Since? Since? It means from a certain time in the past to the present; Since leads the adverbial clause of time, and the predicate of the main clause is in the present perfect tense. Since his father died, his mother has been living alone.
You know, David has been in good health recently.
Which one?
b、As
what
D, when
Reference answer: b
Analysis:
Test site: attributive clause. As leads a non-restrictive attributive clause, which can be placed at the beginning of a sentence, and as stands for the content of the main clause behind it. Like? , for example? . As you know, David has been in good health recently.
You are leaving tomorrow, and we can have dinner together tonight.
since
when
C, for
D, before
Reference answer: a
Analysis:
Test site: adverbial clause. Conjunction from? Since? Generally put at the beginning of a sentence to guide the adverbial clause of the cause. For what? Because? Often put in sentences, indicating indirect reasons. Since you are leaving tomorrow, let's have dinner together tonight.
Cloze test
The ancient Olympic Games was part of a religious festival in memory of Zeus, the father of Greek gods. Festivals and sports meetings are held in the holy land of Olympia. At the ancient Olympic Games, athletes won valuable prizes. In fact, the word "athlete" is an ancient Greek word, which means "one who competes for prizes". Marathon was not an event of the ancient Olympic Games. Marathon is a modern event, which first appeared in the Olympic Games in 1896. It was in a village called Marathon. The Persians were defeated by a small Greek army. A soldier brought the news of victory to Athens. He ran 26 miles from Marathon Village to the capital. 26 miles is adopted as the distance of modern marathon.
2 1、
I. Introduction
Be named after ...
c、of
D, meaning
therefore
Reference answer: C.
Analysis:
22、
I. Introduction
Be named after ...
c、of
D, meaning
therefore
Reference answer: D.
Analysis:
23、
I. Introduction
Be named after ...
c、of
D, meaning
therefore
Reference answer: a
Analysis:
24、
I. Introduction
Be named after ...
c、of
D, meaning
therefore
Reference answer: b
Analysis:
25、
I. Introduction
Be named after ...
c、of
D, meaning
therefore
Reference answer: e
Analysis:
I hope it will snow this winter.
Reference answer:
I hope it will snow a little this winter.
Analysis:
We should encourage him to have confidence in himself.
Reference answer:
We should encourage him to have confidence in himself.
Analysis:
Trees need water to grow.
Reference answer:
Trees can only grow when there is water.
Analysis:
We must take some measures to control pollution.
Reference answer:
We must take measures to control pollution.