—She looks very happy.She________have passed the exam.—I guess so.It’s not difficult after all.
I have bought two ball pens ,______ writes well.
——I let my secretary call you several times. Do you know that? ——I _____in a meeting. I’m sorry.
It was only when I reread his poem recently _____ to appreciate its beauty.
—— Andrew won’t like it, you know. —— _____? I don’t care what he thinks of it.
I often read China Daily, ____of great help to my English study.