— I phoned you at 7 yesterday evening but nobody answered.
— Oh, I ________ my dog in the park then.
A.walked | B.was walking | C.had walked | D.would walk |
There were two boys in the lab, _______ did the experiment successfully.
A.the clever of whom | B.the cleverer of whom |
C.the cleverer of them | D.the more clever of them |
Every boy and every girl as well as some teachers who_____ to visit the museum______ asked to be at the school gate before 6 :00 in the morning.
A.are ; are | B.is; is | C.is ;are | D.are ;is |
__________both sides accept the agreement will a lasting peace be established in this region.
A.If only | B.Only if | C.unless | D.As long as |
The time he has devoted in the past years _______ the disabled is now considered ________ of great value.
A.to help; being | B.to helping; to be | C.to help; to be | D.to helping; being |
As ________ rule, apples are sold by ______ weight and eggs by _______dozen.
A.a; 不填;the | B.a; the; the | C.a; a; the | D.the; 不填;不填 |