Mr. Brown knows little Japanese，so he can't understand the ________ on the bottle of the pills.
| A．explanations | B．instructions |
| C．suggestions | D．introductions |
--Why are you so anxious?
--It isn’t your problem ____.
| A．on purpose | B．in all | C．on time | D．after all |
The two sportsmen congratulated each other ____ winning the match by shaking hands.
| A．with | B．on | C．in | D．to |
He began to take political science _________ only when he left school.
| A．strictly | B．truly | C．carefully | D．seriously |
Yesterday I went to see him, _________ that he had gone abroad two days before.
| A．only to learn | B．to learn only | C．only learned | D．only learning |
– What are you reading, Tom?
-- I’m not really reading, just ___ the pages.
| A．turning off | B．turning around |
| C．turning over | D．turning up |