Who’s the little girl _____ a yellow hat? [ ]

.It is in Qingdao ______ you are going to pay a visit to ______ this kind of washing machine is produced.

Could we buy a piano, Jack? —I’m afraid there ______ enough room for one in the house.

Good luck _____ the coming exam. —Thank you.[ ]

Every week, we have classes _______ Monday to Friday. [ ]