I will be in senior high school ______ a month． I can't believe the time went by so fast．（ ）
A．atB．inC．on
Do you know ____ to our school？
Next term．（ ）
A．when the exchange students came
B．when did the exchange students come
C．when the exchange students will come
D．when will the exchange students come
Roald Dahl was a great children's writer．His dark past helped him paint a picture______ was different to most other writers．（ ）
A．thatB．whoC．/D．whom
____ amazing concert Li Yundi gave in Linyi!．（ ）
A．How anB．HowC．What anD．What
Cindy's grandmother is learning ____ the new mobile phone．（ ）
A．useB．usesC．usedD．to use
In many eastern European countries，you are supposed to ______ your gloves before shaking hands．（ ）
A．take offB．shut offC．cut offD．put off