Bob came to China with her mother __________ the third time in 2008.
More and more students _________ too much homework and they are really tired of it.
You should practice more to improve your English, then you ’11 be _________ at it.
-Hello, Mary! This is John. You must know why I _________ you.-Oh, hello, John! I've waited for this call since last month.
It’s easy to find a good hotel in our city because we have _________ of them here.
Last year I _________ drive. I used to take the bus.