--Lily, can you help me clean the windows?--Why______? Tom is sitting there doing nothing.A.him B.me C you D her
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.