—Have you finished your homework?—Not _____. There are still some exercises to be done.
So many kinds of sweets! I really can’t decide _______.
Soon you _______ a senior high school student(高中生). Isn’t it exciting?
Please tell him to call me as soon as he _______ home.
-Look! The dress over there is so beautiful. I’ll take it.-You’d better ________first. I’m afraid it’s too short for you.
—Has Sam finished his report?—I have no idea. He _______ it in his office the whole morning.