Hold the book ______ please, for I can't see the words in it.
A. more close
B. closer
C. more closely
D. closely
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We are ______ to know what he means.
A. at a loss
B. at once
C. at least
D. at ease
女性，64岁，车祸后4小时，临床高度怀疑骨盆粉碎性骨折。查体；血压80/54mmHg，脉搏128次/分，呼吸32次/分，经输血、输液等治疗后，病人血压和中心静脉压均升高不明显 考虑可能的原因为（）
A. 心功能衰竭
B. 肾功能衰竭
C. 补液不足
D. 补液过多
E. 升压药物无效
Compared to the previous products, the newly designed ones ______.
A. costs a little more
B. requires special skills
C. takes much space
D. sells quite well
The office furniture seems to be used ______.
A. to occupy some space in the room
B. to keep something important
C. for office workers to work at
D. for people to sit on
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