Jack could have avoided that terrible car accident, but he ________ careful enough.
| A．is not | B．was not | C．hasn’t been | D．hadn’t been |
Only after Mary read her composition the second time ________ the spelling mistake.
| A．did she notice | B．she noticed |
| C．does she notice | D．she has noticed |
As a husband he was __________ failure, so their marriage ended in _________ failure.
| A．/; / | B．/; a |
| C．a; a | D．a; / |
Luckily, modern farming methods have been brought in, making the farmers___ than before.
| A．well off | B．better off |
| C．badly off | D．worse off |
It was really ______ of your brother not to play the guitar while you were having a rest.
| A．modest | B．outspoken |
| C．considerate | D．determined |
You can encourage your kid to take part in those activities so that he can ______ his confidence by helping others in trouble.
| A．put up | B．turn up |
| C．pick up | D．build up |