Malaysia Airlines Flight MH370 seemed to have been ______ to only a mystery after so long and hopeless a search．
#10761
A
reduced
B
formed
C
trapped
D
absorbed
推荐题目
Some people hold the view that the new machine is advanced, while others are still skeptical _____ whether it is of practical use.
#14015
A
with
B
about
C
for
D
on
If we ________ this speed, we will finish the task ahead of time.
#11114
A
hold up
B
break up
C
keep up
D
take up
Everyone can ______ and every dollar counts, please join us and donate some money to help earthquake victims.
#12718
A
make a success
B
make a promise
C
make a point
D
make a difference
After a second thought, Bill ________ a better idea of how to solve the problem.
#13358
A
put up with
B
came up with
C
kept up with
D
mixed up with