If they think they are going to win over us by obstinately()and refusing to make the slightest concession, they are mistaken.
A. holding out
B. holding to
C. holding over
D. holding up
Loud noise can be annoying.
A. hateful
B. painful
C. horrifying
D. irritating
If you've got a complaint, the best thing is to see the person concerned and () with him.
A. tell it
B. have it out
C. say it
D. have it known
下列关于性激素分泌的叙述，正确的是______。
A. 只有卵巢才能分泌雌激素
B. 只有睾丸才能分泌雄激素
C. 肾上腺皮质能分泌雄激素
D. 前列腺能分泌雄激素
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