—Kangkang asked the old lady .A.she has seen a doctorB.whether she has seen a doctorC.if she had seen a doctor
There ______________ in spring in Suzhou, but the weather there is usually nice at this time of year.
---It’s a long time we last met. How is everything going?---Well, I am living a happy life.
---How long has Mr. White __________ Joan?---I’m not sure. Maybe they __________ five years ago.
----How about the pollution in the countryside?--- Luckily, it's not as serious as _______ in the big cities.
---Someone is knocking at the door. Who may it be?---It ______ be Tom. He is still in the school.