169. The people performing all play different _______ and three of them sing, too.
| A．tools | B．musical machines | C．instruments | D．Means |
．He had never envied the rich＿＿＿money．
| A．his | B．their | C．one’s | D．her |
．The young often＿＿＿the old in our town．
| A．helps | B．wants to help | C．help | D．helping |
．＿＿＿＿＿a wonderful sense of humour．
| A．The English have | B．The English has | C．English have | D．English has |
I don’t like talking on＿＿telephone；I prefer writing＿＿letters．
| A．a； the | B．the；不填 | C．the； the | D．a；不填 |
In the time of social reform, people’s state of mind tends to keep with the rapid change of society.
| A．contact | B．progress | C．touch | D．pace |