Tom’s mother always told him not to smoke again, but _____ didn’t help.
| A．he | B．it |
| C．which | D．as |
Well ____ know him and well ____ know me.
| A．I did， he did | B．did I， he did | C．did I， did he | D．I did， did he |
_____, he talks a lot about his favorite singers after class.
| A．A quiet student as he may be | B．Quiet student as he may be |
| C．Be a quiet student as he may | D．Quiet as he may be a student |
Never before _______in greater need of modern public transport than it is today.
| A．has this city been | B．this city has been |
| C．was this city | D．this city was. |
______ about wild plants that they decided to make a trip to Madagascar for further research
| A．So curious the couple was | B．So curious were the couple |
| C．How curious the couple were | D．The couple was such curious |
______, Carolina couldn't get the door open.
| A．Try as she might | B．As she might try | C．She might as try | D．Might she as try |