Regular exercise is important, ______ it's never a good idea to exercise too close to bedtime.
| A．if | B．as | C．but | D．and |
Last year, I visited a chemical factory in Baise, there are about _____ workers in it.
| A．six thousands | B．six thousand | C．six thousands of | D．six thousand of |
Many people have got the habit of buying flowers for their mothers on _______.
| A．Mothers’ Day | B．the Mothers’ s Day | C．the Mother’s Day | D．Mother’s Day |
I found a story-book on the desk, it isn’t mine, it is ___,I think.
| A．her | B．she | C．yours | D．mine |
–What do you often do ________ classes to relax?
–Listen to music or walk around the school.
A. over B. through C. between
– Can you tell me_______?
– Sure. His home is next to the cinema.
A. what is Stone doing B. where Stone lives C. where does Stone live