__________ Tom __________ Sam may go with you because one of them must stay at home.A. Both; and B. Either; or C. Not only; but also
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.
Tom is weak in physics. He always feels _______ before he takes a physics test.