—I have finished my homework.—________.
—Daddy,can you come home for supper with us this weekend?—________,but I might be a little late.
I wondered________a famous singer because her voice wasn’t so beautiful.
It’s________to play on the road.You’d better play in a________place.
There are so many kinds of pens in the shop that I can’t decide________.
—Excuse me,could you tell me________a book about science?—Sure.They are on the second floor.