________, the gathering crowd burst into applause.
#72802
A
On entering the hall
B
When he took the floor
C
The speaker took his place
D
No sooner had the speaker entered
推荐题目
______ difficulties we may face in our life, we should keep calm and take measures to get them over.
#68026
A
Whenever
B
Whatever
C
Whichever
D
However
The engineers made two big plans for the dam, ____ was never put in force.
#73414
A
one of them
B
which
C
one of which
D
every one of which
_____ will greatly decide their future, most senior 3 students think, is their grades．
#69756
A
That
B
Which
C
What
D
As
The man put out the cigarette when _______ that smoking was not allowed on the train.
#67784
A
reminding
B
reminded
C
to remind
D
being reminded