Sue had her luggage _________ an hour before her plane left.
#92319
A
check
B
checking
C
to check
D
checked
推荐题目
________ the housing price, several measures have been adopted in the last two years.
#93587
A
Lowering
B
Having lowered
C
To lower
D
To have lowered
The new books ________ in the factory these days are mainly intended for children.
#89039
A
printing
B
to print
C
being printed
D
to be printed
--- What do you enjoy most ____ in the summer holidays? --- Playing table tennis.
#97966
A
killing time
B
to kill time
C
spending the time
D
to spend the time
Water, _______enough, can change into vapour quickly.
#98828
A
when heated
B
heating
C
though to be heated
D
when is heated