Hardly ______ when the bus suddenly pulled away.
| A．they had got to the bus stop | B．they got to the bus stop |
| C．did they get to the bus stop | D．had they got to the bus stop |
Food safety issues, ____ will seriously affect the growth of teenagers and even the nation’s future.
| A．if not solved properly |
| B．not if solved properly |
| C．if solved properly |
| D．not if properly solved |
It is uncertain ___ side effects these weight-loss drugs will bring about, although hundreds of thousands of patients have taken it.
| A．that | B．whether | C．how | D．what |
–I heard The Wonder girls would sing at the HongBo Theater.
–Where did you ____?
| A．pick that up | B．put that up | C．make that up | D．take that up |
– The final exam is coming. I don’t think I can pass it though I work hard.
– Be confident! Even students with ___intelligence can be successful, let alone clever students like you!
| A．splendid | B．average | C．unusual | D．popular |
It is ___ the customers’ needs that has made chain stores so popular in big cities in China.
| A．meeting | B．met | C．to have met | D．being met |