双基限时练(十七) Unit 12 Grammar 1
Ⅰ.单句语法填空(不多于3个单词)
1．Tom enjoyed ____________________ (play) football when he was in school.
答案 playing
2．He pretended ____________________ (be) friendly with me.
答案 to be
3．Go on ____________________ (do) the other exercises after you have finished this one.
答案 to do
4．You oughtn't to go on ______________________ (live) this way.
答案 living
5．The light in the office is still on. He forgot __________ (turn) it off.
答案 to turn
6．I regretted ______________________ (do) this, but I had no choice.
