The reason why Malaysia Airline Flight370 disappeared remained_____.
#88645
A
look into
B
to be looked into
C
looking into
D
to look into
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________ our achievements, we are firmly convinced we’ll be able to achieve the final victory.
#96099
A
Looking back at
B
Looking forward to
C
Looking through
D
Looking into
They appeared     me, so I had to explain to them.
#96769
A
misunderstanding
B
misunderstood
C
to be misunderstood
D
to have misunderstood
 I hear they’ve promoted Tom, but he didn’t mention _____ when we talked on the phone.
#97895
A
to promote
B
having been promoted
C
having promoted
D
to be promoted
 Getting off the bus, she found her hand bag ________.
#96531
A
cut
B
was disappeared
C
losing
D
being missed