用单词的适当形式填空。1. Don"t enter the house without _____ ( knock) at the door.2. Spaces
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用单词的适当形式填空。 1. Don"t enter the house without _____ ( knock) at the door. 2. Spaceship _____ (with) people has reached other parts of the space. 3. How _____ (be) Paul"s party last night? 4. Students are not supposed _____ ( be) late for school. |
答案
1. knocking 2. without 3. was 4. to be
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举一反三
-How long do you spend your homework every evening? -About two hours. |
[ ] |
A. to do B. doing C. do |
When did you finish _____ the book? |
[ ] |
A. write B. to read C. to write D. reading |
-Do you like making friends with others? -Of course. I"m afraid of _______. |
|
[ ] |
A. be alone B. being alone C. to be alone |
The English party ended up by _______ an English song. |
[ ] |
A. sing B. sings C. singing |
The Americans had to put off _______ the space shuttle. |
[ ] |
A. launch B. launching C. to launch |
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