In today’s fast changing and competitive world, to be able to learn faster and more effectively is not merely desirable; it is ________.
#17700
A
essential
B
worthwhile
C
challenging
D
sufficient
推荐题目
--- What has become of the spaceship? --- It landed ______.
#18125
A
safely but broken
B
safe but has broken
C
safely but was broken
D
safe but broken
The knowledge that his friends have deserted him is a (n) ______ pill for Mr. Smith to swallow.
#18099
A
extra
B
common
C
bitter
D
effective
That Jill was worried seemed _____ to everyone present at the meeting.
#17914
A
constant
B
evident
C
previous
D
rough
The little town has now grown into a modern big city, and is ______ what it used to be.
#20395
A
twice the size than
B
twice times the size as
C
twice the size as
D
twice the size of
Two Chinese cargo ships, the Hua Ping and Yu Xing 8 were attacked by _____________ armed people on the Mekong River on Oct.5.
#19212
A
unrecognized
B
unidentified
C
unfamiliar
D
unbelievable