如下图所示,瓶中X为固体,当把滴管内的液体Y滴入瓶中,导管口没有气泡产生的是
—What will you do if it _______ tomorrow? —I will stay at home and watch the match on TV.
I wonder when they ___ for Beijing. I will go to the train station to see them off when they ___.
He go to bed until he his homework.
—I don’t know when ______ tomorrow.—I will call you as soon as he ______.
——Excuse me. Is it my turn now? ——Not yet. Please wait on the chair ______your name is called.