Would you please be ________ to do me a favor and post the letter for me？
A.so kind enough
B.so kind enough as
C.so kind as
D.kind enough as
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Who _______ will come to the press conference to be held this afternoon？
A.will you suppose
B.do you suppose
C.you suppose
D.you are suppose
It was then that I noted a change ______ the stranger's face.
A.come to
B.come over
C.come on
D.come through
液氯与反应器间设置____和缓冲罐。
A. 截止阀
B. 止回阀
C. 蝶阀
D. 球阀
进行工程地质测绘时，对测绘对象的标测方法一般采用（）。
A. 仪器法
B. 半仪器法
C. 内插法
D. 目测法
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