Radar enables the pilot of an airliner to take off, fly and land in _____.
#6926
A
danger
B
comfort
C
continuity
D
safety
推荐题目
It was such a ________to hear that her son was found safe and sound in the forest.
#5403
A
ease
B
assistance
C
comfort
D
relief
The truth is ____ it is too foggy for the bus to run ____ far.
#5966
A
which; that
B
that; that
C
that; such
D
what; so
The situation was and the people present were .
#6199
A
danger, in danger
B
dangerous; dangerous
C
in danger, dangerous
D
dangerous; in danger
. In our class, when the bell rang and the teacher closed his book, it was a ______for everyone to stand up.
#6715
A
mark
B
chance
C
signal
D
measure