40. —Shall Tom go and play football?
—Not ________ he has finished his homework.
A.when | B.if | C.unless | D.once |
— What’s that terrible noise?
— The boys _________ for a party.
A.are preparing | B.have prepared | C.prepare | D.will prepare |
Every minute is made full use of _________ our lessons before the exam.
A.studying | B.studied | C.to study | D.being studied |
Help is needed for families _________ homes were destroyed during the earthquake.
A.which | B.when | C.whose | D.where |
Adam behaved _________ he had never heard such a thing before.
A.in case | B.as if | C.while | D.though |
Jason has lost his job and is now _________ a very difficult time.
A.going through | B.going over | C.giving in | D.giving up |