We are so happy to see that some of the students have already learned enough English to ______ a conversation.
| A．hold on | B．keep on | C．go on | D．carry on |
Measures must be taken to prevent pollution ____ happily.
| A．from we live | B．for us to live |
| C．us living | D．from our living |
Despite being taken from very different sources, the results are remarkably ____.
| A．consistent | B．constant |
| C．contradictory | D．controversial |
-What about the price of these washing machines?
-They are equal in price to, if not cheaper than, ____ at other shops in the street.
| A．others | B．it |
| C．that | D．the ones |
The Rubber Duck ____more attention to the two parks than usual during Mid –Autumn Festival and National Day holidays .
| A．paid | B．drew | C．appealed | D．let |
Had he not come an hour earlier, he＿＿＿the secret that his mother was always there.
| A．must never find | B．must never have found |
| C．would never find | D．would never have found |