The government has taken measures air quality.
A.to improve | B.improved | C.being improved | D.to be improved |
They only hear while their hands and eyes are_________ occupied.
A other than B. no other than C. otherwise D. other ways
No sound and no voice______ for a while.
A.have heard | B.has heard | C.has been heard | D.have been heard |
In America, ______ car is ______ popular means of transportation.
A.the; a | B.a; the | C.the; the | D.the; / |
People think that ______ opening ceremony of the 29th Olympic Games is _____ great success.
A.an; a | B.the ; a | C.the ;the | D.the ; / |
The Spring Festival is ________unique day for families. It is also _______ day for special foods like niangao.
A.an, a | B.an, the | C.a, a | D.the, a |