-I have got a bad cold.
-No wonder you _______these days.
| A．have coughed | B．coughed |
| C．have been coughing | D．are coughing |
______rise in carbon dioxide is causing _______ steady increase in global warming.
| A．The; a | B．不填; a | C．The;不填 | D．A；the |
-- So, you didn`t take his advice?
--No. his advice, I a silly mistake.
| A．Were I to take; shouldn`t have made |
| B．If I had taken; would make |
| C．Had I taken; wouldn`t have made |
| D．Have I taken; won`t have made |
Seldom TV when I studied in senior three.
| A．I watch | B．I watched |
| C．does I watch | D．did I watch |
She must have finished her homework yesterday, ?
| A．mustn`t she | B．hasn`t she |
| C．didn`t she | D．doesn`t she |
The book by the psychology expert teaches you how to find is causing the stress in your life.
| A．referring to; which | B．refer to; that |
| C．referred to ; what | D．referred to ; how |