While reading an interesting story book in my room，______________.
#88544
A
the light suddenly went out
B
the doorbell rang
C
someone was shouting outside
D
I heard someone shouting outside
推荐题目
.----Who are those people gathering in front of the building? -----A group __________ itself the youth volunteers.
#96684
A
calling
B
calls
C
called
D
to be called
We are invited to a party _________in our club next Friday.
#98964
A
to be held
B
held
C
being held
D
holding
The students expected there ________ more free time before the test.
#97924
A
is
B
have been
C
to be
D
being
Nearly half a million people are believed _________ their homes in the past months as a result of the disaster.
#90934
A
to leave
B
to have left
C
to be leaving
D
to be left
Some of our industrial products may well be said ________ advanced level.
#89130
A
to reach
B
to be reaching
C
to have reached
D
to have been reaching