His imagination transformed shadows into a monster.()
A. a beast
B. a ghost
C. a giant
D. an angel
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下列化合物中,存在p-π共轭体系的是( )。
A. 甲苯;
B. 苯酚;
C. 苄醇;
D. 苯乙酸。
It is no use debating the relative merits of this policy.()。
A. **
B. taking
C. discussing
D. expecting
Insects thrive all over, from the hottest deserts to the snow-clad peaks of lofty mountains.()
A. silently
B. totally
C. everywhere
D. overhead
My sister has ______ friends at school. But she has ______ good friends.()
A. few, a few
B. a few, few
C. little, a little
D. a little, little