—Must I turn off the gas after cooking ?
--Of course . You can never be ___ careful with that.
| A．enough | B．too | C．so | D．very |
The criminal was told he would be__________ punishment if he assisted the police.
| A．free against | B．immune from | C．aware of | D．at stake |
People can find so many good things, such as useful information and lovely pictures on the web, __________ it is also a global village filled with bad things.
| A．what | B．when | C．where | D．while |
--- When will you be through with your work, Jones?
--- ____________ ? My boss usually finds something for me to do at the last minute.
| A．Who knows | B．Would you help me |
| C．I beg your pardon | D．Anything the matter |
To everyone’s surprise, our unbeatable school team __________ the vital game.
| A．should have won | B．should have lost | C．should win | D．should lose |
The driver was at _____
___ loss when ___________ word came that he was forbidden to drive for speeding.
| A．a; / | B．a; the | C．the; the | D．/; / |