We have found no debris(残骸)ofthe missing Malaysian airlines flight in the waters 
#53213
A
lost
B
gone
C
losing
D
passed
推荐题目
— I have trouble ______ my new computer.— Don’t worry. I will show you ______.
#56927
A
to use, how to use
B
to use, what to use
C
using, what to use it
D
using, how to use it
Great changes __     _ since he left his hometown.
#53953
A
have taken place
B
have been taken place
C
were taken place
D
took place
—Sorry, I’m late.____ the film____?—Yes.It__________ for half an hour.
#58658
A
Did; begin; has begun
B
Did; begin; has been on
C
Has; begun; has begun
D
Has; begun; has been on