I could have turned to Mr. Smith for help,but he ______ too busy then.

___ she spoke, I ___ realize she was a Japanese

Which of the two T-shirts will you take— I’ll take ____________. One is for my brother and the other is for myself.

Are you ______when someone looks at you in______

We’ll make a trip to Hainan Island next weekend. Will you go with us—No, I can’t _____ it at present because I have little money.