China ________a population of 1.3 billion.

— We_____ that you would fix the TV set this week.— I’m sorry.I_____ to fix it this week,but I’ve been too busy.[ ]

In the keen competition of this international tennis tournament, she ________ won the championship

. The teacher advised me to be a doctor, but ____.

I can think of many cases ______ students can’t write a good article though having a large vocabulary.