155. In Beijing volunteers are making use of every minute to ______ their foreign languages because volunteers must pass a written test and an interview.
| A．polish up | B．take up | C．put up | D．make up |
Parents are taught to be aware of _____ important mental health is to their children.
| A．that | B．how | C．what | D．so |
You type almost anything into the space provided on Baidu and in a second it _____with thousands of references.
| A．catches up | B．comes up | C．ends up | D．turns up |
Recently I was an observer at _____ parent education seminar about the depression, suicide, and anxiety disorders affecting _____ children.
| A．the ; the | B．the ; a | C．a ; \ | D．a ; the |
---- Hi, John! Haven’t you heard Peter was elected president?
---- ________? He is a boring man and doesn’t care about others.
| A．What if | B．What’s for |
| C．What’s up | D．So what |
John felt very embarrassed ________ he entered the government hall.
| A．for the moment | B．the first time |
| C．for the first time | D．at the moment |