单项选择题

These countries are ______ concluding a free trade agreement to propel regional development.

A. on the verge of
B. in the interest of
C. on the side of
D. at the expense of
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单项选择题
He was easily hurt because his feelings were very ______.
A. sensible
B. sensational
C. sensitive
D. senseless
单项选择题
He is not yet well enough to dispense with the doctor’s services.
A. give heed to
B. pay no attention to
C. do away with
D. do without
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