A major search has been_____ for  a Malaysian Airlines jet with 239 people on board after it lost contact flying from Kuala Lumpur to Beijing.
#63752
A
identified
B
launched
C
substituted
D
dissolved
推荐题目
 The house is dirty because it ________ since they moved out.
#63759
A
doesn't clean
B
isn't cleaned
C
hasn't cleaned
D
hasn't been cleaned
 —Look!Somebody ________ the sofa.—Well,it wasn't me.I didn't do it.(2012·江西)
#63772
A
is cleaning
B
was cleaning
C
has cleaned
D
had cleaned
Years of fighting have ______ the area ______.
#63754
A
remained; in ruins
B
left; in ruins
C
remained; in ruin
D
left; in ruin
It's said that they ________ a better life ever since they moved to the US.
#63764
A
had enjoyed
B
have been enjoying
C
were enjoying
D
would enjoy