a. has invented
b. was inventing
c. had invented
d. invented
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正确答案是：invented 题目2
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题干
The music was so loud that she had to raise her voice to make herself ____. 选择一项：
a. to hear
b. heard
c. hear
d. hearing
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正确答案是：heard
题目3
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题干
Important ___ his discovery was, it was regarded as a matter of no account in his time.
选择一项：
a. until
b. although
c. as
d. when
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正确答案是：as
题目4
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题干
Selecting a mobile phone for personal use is no easy task because technology _______so rapidly.
选择一项：
a. will have changed
b. is changing
c. will change
d. has been changed
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正确答案是：is changing
题目5
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题干
Do you know ________ in English?
选择一项：
a. how saying it
b. how to saying it
c. how say it
d. how to say it
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正确答案是：how to say it
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题干
- Take this medicine twice a day, Peter? - Do I have to take it? It ________ so terrible.
选择一项：
a. is tasted
b. tastes
c. is tasting
d. has tasted
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正确答案是：tastes
题目7
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题干
Many people watched the boys ______the mountain at that time.
选择一项：
a. to climb
b. climbed
c. climb
d. climbing
正确答案是：climbing
题目8
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题干
I don't like uniforms ______they will look so ugly on us. 选择一项：
a. because
b. and
c. so
d. until
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正确答案是：because
题目9
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题干
I wish everybody ______the meeting tomorrow.
选择一项：
a. will attend
b. had attended
c. would attend
d. is going to attend
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正确答案是：would attend
题目10
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题干
-- _____? -- She's our history teacher.
选择一项：
a. Where does the woman work
b. Where is she from
c. How is the woman
d. Who is she
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正确答案是：Who is she
题目11
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题干
I won't make the _______ mistake next time. 选择一项：
a. similar
b. like
c. same
d. near
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正确答案是：same
题目12
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题干
Many countries are increasing their use of natural gas, wind and other forms of _______.
选择一项：
a. power
b. energy
c. source
d. material
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正确答案是：energy
题目13
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题干
When will you finish _______the outing for next Friday?
选择一项：
a. planning
