I had butterflies in my() when I first stood in front of the public.
A nose
B feet
C hands
D stomach
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She doesn’t see her granddaughter very often so she makes a real fuss ()her granddaughter when she does.
A on
B in
C over
D out
Fifty million Americans are addicted() nicotine.
A to
B at
C in
D on
Don’t be too hard() the child.
A in
B on
C of
D out
当混凝剂或漂白粉溶液溅到皮肤上时,应立即()。
A. 用稀碱液冲洗
B. 用稀碱液再用稀酸液冲洗
C. 用稀酸液冲洗
D. 用水和肥皂冲洗