You_______that mistake；you were too careless．
| A．should not make | B．should not have made |
| C．ought not have made | D．must not have made |
She is a bit shy and _______ stand up and answer the teachers questions.
| A．doesn't dare to | B．dares not | C．dare not to | D．dares not to |
India has a very large number of English speakers. This is ____ Britain ruled India from 1765 to 1947.
| A．why | B．because of | C．because | D．what |
It's really time I should go home, but I'm enjoying myself, so I ______ here a bit longer.
| A．am staying | B．have stayed | C．stayed | D．stay |
At last Tom was able to ____ her to give up the foolish idea that she wanted to go there alone.
| A．suggest | B．expect | C．advise | D．persuade |
The new president and his government will have to face ___________ problems such as unemployment and poor health.
| A．social | B．environmental | C．cultural | D．universal |