You have to believe in yourself. Self-confidence is _____ to success.
#18779
A
essential
B
combined
C
similar
D
compared
推荐题目
Now the Chinese eat as they actually need every day.
#20709
A
twice as much protein
B
twice protein as much
C
protein as twice much
D
protein twice as much
At times the balance in nature is ______，resulting in a number of possibly unforeseen effects.
#20601
A
troubled
B
confused
C
disturbed
D
puzzled
—Do you have any idea why the engineer resigned?—No. In fact, everyone is ____about it.
#17972
A
doubtful
B
curious
C
enthusiastic
D
annoyed