I don’t like to ask people for help as a rule but I wonder if you could ____me a favor。
| A．make | B．do | C． find | D．get |
_________ there are certainly times when giving up trying is the right thing to do, in most cases all needed is commitment and communication.
| A．Unless | B．Before | C．Although | D．Since |
Whom do you think Mary will _________ into the matter instead of her?
| A．have looked | B．have to look | C．have had looking | D．have look |
Recently our community has launched a campaign among all the residents , ____ we are called upon to do our little but to prevent the worsening environment.
| A．where | B．which | C．as | D．when |
As is required by their employer, the employees ______ finish the project within this month.
| A．could | B．shall | C．may | D．should |
It is really a pity that I can not attend your wedding party this weekend. I _________ a very important international conference in Paris then.
| A．have attended | B．are attending | C．have been attending | D．will be attending |