________ are Bob's grandparents and they are very nice.
I love people are friendly to others.A、which B、whose C、who
Don’t be nervous. Professor Liu is really easy to .A、come up with B、get along with C、catch up with
—How clean the window is!—Yes, it just now.A、cleaned B、has been cleaned C、was cleaned
Paris is one of in Europe.A、the liveliest cities B、the liveliest city C、the lively city
—May I come in? I’m sorry I am late.—Come in, please tell me .A、why you are late again B、what were you doingC、who did you talk with