Although many of the houses in the small town ______ still in need of repair, there ______ lots of improvement in their appearance.
A. are;has been
B. is;have been
C. is;are
D. are;was
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下列属于寒证的临床表现是
A. 发热喜凉
B. 口渴饮冷
C. 面红目赤
D. 烦躁不宁
E. 中淡不渴
His Selected Poems ______ first published in 1986.
A. were
B. was
C. has been
D. is
抗菌药物青霉素的效价单位是
A. L
B. μl
C. mg
D. U
E. μg
Dean and Carolyn always put small presents in ______ stockings on Christmas Day.
A. each other's
B. each other
C. each others
D. each others'