I’m afraid what I did cannot satisfy yourrequirements.— _____. At least you tried.

We are making a plan _________ water clean.

Have you ________ him to give up the job?—Yes，I have. But he doesn’t listen to me.

Miss Tang teaches _______ and we all likeher class

Have you heard that he was awarded the Nobel Prizein Literature last year–______ He has made a positive contribution to thatfield