---We should help and learn from each other as a group.
---I can’t agree more. _______ you are strong, I am weak.
| A．Where | B．Though | C．As | D．While |
I don’t think the experiment is ______ failure. At least we have gained ______ experience for future success.
| A．不填；the | B．a; the | C．a ; 不填 | D．不填; 不填 |
That year his total income, with his reward ______, _______ 1500 dollars.
| A．added up to; added | B．added; added to |
| C．added to; added up to | D．adds; adds up to |
-----What do you think of the girl?
------Not only _______ hard but also_____ very charming.
| A．does she work ; is she | B．she works ; she is |
| C．does she work ; she is | D．she works ;is she |
-----__________it be Li Ping who broke the glass?
---- No. It __________ be Wu Dong who did it.
| A．Could; may | B．Can; must | C．May; must | D．Can; can |
Tell the boy to ______ all lights as he leaves the room.
| A．take off | B．switch on | C．switch off | D．turn on |