Our holiday was _______. — Yes, I’ve never had __________.

though they are not doubtful at all _______ John will pass the exam, I still wonder ______ he is fully prepared.

What did you do last night—I stayed at home __________ going to a movie.

We can learn a lot Chinesehistory.

Since my return to China, I haven’t seen my host mother in America; nor______from her