---I hope you enjoyed the film last night. ---How on earth do you know I went to a film? I you.
Should it rain, the crops _____ .
--- “What will you do during the summer holiday?” --- “I don’t know, but it’s high time _____ something.”
It is important that we _____ wild animals.
The teacher demanded that the exam _____ before eleven.
— I think I’m going to die. — , Joe. You only have a cold.