---- Is Mr Wang your English teacher, Li Lei------ ______________.A Yes, she is B Yes, she’s. C No, he isn’t. D No, she isn’t.
All of us went to the park ______ Bob. He had to look after his sister.
I wonder when they _______ for Beijing. I will go to the train station to see them off when they _______.
---- Which would you like, tea or coffee? ---- _______. I really don’t mind.
When the students were playing games on the playground, Jim suddenly stopped ______and began to cry, so we stopped _______ what was wrong with him.
---- You should be _______ careful when you take the chemistry exam. ---- I agree. In this way, I will make _______ mistakes.