As citizens of our country, it is our duty and responsibility to _______ the legal rights of our own in the election.
| A．stand up for | B．stand out | C．stand by | D．stand up |
The experts have given some practical advice ______ the problems that most people are concerned about in food safety.
| A．in charge of | B．in honor of |
| C．in favor of | D．in regard to |
Do you sometimes ignore loved ones because your life is too fast and busy leaving them _______ whether you really love them?
| A．wonder | B．to be wondering |
| C．wondering | D．wondered |
Do you have such an annoying colleague who plays the PC music ______ he were the only one working in the office?
| A．even if | B．as if |
| C．only if | D．now that |
Beijing was under an “orange” smog alert on Feb. 24, which marks the first time the second-highest warning level of a new system introduced last year_______.
| A．has been raised | B．raised |
| C．has risen | D．rose |
---Why are so many northern Chinese visiting Southeast Asia countries recently?
---They are trying to get a ________ shelter from the cold weather in winter.
| A．magic | B．temporary |
| C．permanent | D．reliable |