He let me repeat his instructions __________ sure that I understood what was __________ after he went away.
| A．to make; to be done |
| B．making; doing |
| C．to make; to do |
| D．making; to do |
When the family moved to Canada，the children________very quickly to the new environments.
| A．appealed |
| B．attached |
| C．adapted |
| D．admitted |
If you ask the fast runner to set the pace，then most of them will be left________.
| A．alone |
| B．behind |
| C．back |
| D．out |
－What do you know about the traffic accident________yesterday?
－It was the drunken driver who was________for it.
| A．occurred；to blame |
| B．occurring；to blame |
| C．to be occurred；to be blamed |
| D．occurring；to be blamed |
The new law has come into________；surely it will have________on industry of the country.
| A．affect；an effect |
| B．effect；affect |
| C．effect；an effect |
| D．an effect；an effect |
“They are required to keep a twometer________from everyone else during the quarantine (隔离)period，” experts say.
| A．length |
| B．width |
| C．distance |
| D．space |