They kept trying _____ they must have known it was hopeless.
| A．if | B．because | C．when | D．where |
“I still haven’t thanked Aunt Lucy for her present.” “It’s time you _____.”
| A．do | B．did | C．had | D．would |
______ smoking, he would not have got cancer in the lung.
| A．Was he given up | B．Had he given up |
| C．Did he give | D．If he gave up |
All the doctors in the hospital insisted that he ____ badly wounded and that he ____ at once.
| A．should be; be operated on | B．were; must be operated on |
| C．was; should be operated | D．was; be operated on |
“He will come tomorrow.” “But I’d rather he _____ the day after tomorrow.”
| A．will come | B．is coming |
| C．came | D．had come |
“Mary looks hot and dry” “So _____ you if you had so high a fever.”
| A．do | B．are | C．will | D．would |