Written in a hurry, How can it be satisfactory?
| A．they found many mistakes in the report. |
| B．Sam made lots of mistakes in the report. |
| C．there are plenty of mistakes in the report. |
| D．the report is full of mistakes. |
The teacher handed our writings back to us, ______ some necessary changes.
| A．making | B．to have made | C．having made | D．made |
You must ______ that the power is off before you leave the lab.
| A．check | B．know | C．decide | D．examine |
At such gatherings, people ______ are not necessarily your relatives or friends.
| A．that you say hello | B．who say hello to |
| C．you say hello to | D．whom you say hello |
—We’d better go downstairs right now for lunch.
—______ They serve food 24 hours a day.
| A．Take your time. | B．No way! |
| C．Hurry up! | D．It doesn’t matter. |
Walking is a nice way to relax. ______, it can help reduce body weight if you do it regularly.
| A．However | B．Instead | C．Therefore | D．Besides |