当你看到下雨而没带雨具时,你会说:A.I’m sorry. B.Wonderful!C.Oh, too bad!
Nowadays science and technology _______ so rapidly.
My dictionary _______, I have looked for it everywhere but still _______ it.
Isshe _______ something?
--- _______ are you eating? --- I’m eating _______ meat.
Listen! She _______ in the classroom.