________smart the driverless car is! I really want to have one .
A.What B.What a C.How a D.How
—How do you like Gina’s performance ?
—It could be________. I think she was feeling very nervous.
A.good B.better C.bad D.worse
—Dad, I’ve got the first prize in the singing competition.
—________, my boy!
A.Well done B.My pleasure C.Good luck D.It’s hard to say
He took off his expensive watch ____ the fact that he was rich.
A.to hide B.hid C.hide D.hidden
—Diana, I forget new words quickly. How can I remember them?
—Don’t worry. It’s________ to forget new words. I suggest you read the words and try to use them.
A.rude B.useful C.natural D.perfect
—Mom, _____ I hang out with my friends now?
— Sure, but you _____ clean up your bedroom first.
A.can; may B.may; have to
C.must; need D.need; must