Some of you may have finished unit one. _____ , you can go on to unit two.
| A．If you may | B．If you do | C．If not | D．If so |
A family of five is really a heavy burden, so we all have to work hard to _______.
| A．find out | B．work out | C．carry out | D．help out |
The police finally caught up with the man ______ was the escaped prisoner.
| A．who they thought | B．whom they thought |
| C．they thought him | D．that they thought him |
We are now enjoying the cool air in the room. ____, the farmers are harvesting crops in the hot sun.
| A．Therefore | B．Besides | C．As a result | D．In the meantime |
Because of the financial crisis this year, the company decided not to _______ dividends (股息) to its shareholders.
| A．vary | B．distribute | C．disturb | D．contribute |
. The cousins are alike in age, but _________ they are as different as day and night.
| A．anyhow | B．besides | C．otherwise | D．moreover |