Some researchers feel that certain people have nervous systems particularly to hot, dry winds. They are what we call ______ weather sensitive people.

单项选择题______ is best known for the technique of dramatic monologue in his poems.

单项选择题Salaries for（）positions seem to be higher than for permanent ones.

A.legal
B.optional
C.voluntary
D.temporary

单项选择题Before we started out, we'd better ______ the time of the next train in the time table.

单项选择题Written in a hurry,______. How can it be satisfactory

单项选择题Mary sends you best wishes ______ a Happy New Year.