Most of the taxi-drivers say what they earn every day actually can hardly ____ the cost of their life.
| A．cover | B．afford | C．include | D．Contain |
In summer milk will quickly go bad_____ it is put into a fridge.
| A．though | B．unless |
| C．because | D．once |
I am surprised that you should have been fooled by such a (an) ___ trick.
| A．ordinary | B．clever |
| C．smart | D．simple |
Email, as well as letters, ___________ an important part in daily communication..
| A．are playing | B．have played |
| C．is playing | D．play |
The teacher suggests ____________ speaking English as often as possible .
| A．practise | B．practiced |
| C．practising | D．to practise |
Having afternoon tea is an English ______.
| A．tradition | B．menu |
| C．drink | D．festival |