When you have difficulties, do not ________to ask me.
A. hesitate
B. hesitant
C. hesitance
D. hesitation
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He is trying to ________this from his father, but his father has already known about it.
A. find
B. conceal
C. hide
D. cover
He ________, not knowing how to do next.
A. held back
B. held on
C. held out
D. held up
The manager punished her for her ________attitude towards coustomers.
A. gentle
B. hostile
C. mild
D. opposing
He is ________on rock music.
A. cool
B. hot
C. mild
D. warm
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