that
what
which
how
第1题：
In this article, the writer mainly wants to tell the readers______.
A. that the universe is so large that we cannot imagine it
B. where the planets in the universe came from
C. how the high mountains were formed on the sun
D. why the tides over the surface of the sun were so powerful
50．答案为B 从全文整体来看，主要讲述的是行星的形成过程，因此选B。
第2题：
6．I can't________ my math book． Can you help me?
A．watch
B．see
C．find
D．look
第3题：
By quoting (引用) the remark of a being from another planet, the author intends to __________.
A． suggest human beings are controlled by a clock
B． describe why clocks can rule the planet Earth
C． tell readers what clocks look like
D． compare clicks to human beings
第4题：
No one can be sure()in a million years.
A、 what man will look like
B、 what will man took like
C、 man will look like what
第5题：
A、wait for
B、stand for
C、look for
第6题：
You can look up the word in the d_____
第7题：
A、As much as
B、Scores of
C、As many as
D、The number of
第8题：
A、one
B、it
C、one cake
第9题：
A、the five/ the article
B、the five/ an article
C、five/ article
D、five/ an article
第10题：
When we talk about “parts of speech”, we know that a describing word we use to describe a noun is a/an ______; a word that can be used instead of a noun is a/an _______; a word used in front of a countable or uncountable noun is a/an ___________.
A、pronoun, article, adjective
B、article, adjective, pronoun
C、adjective, article, pronoun
D、adjective, pronoun, article