题目内容

Traffic rules help to keep order on the road. They also help to keep people_____.

A. healthy
B. safe
C. happy
D. careful

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Tomorrowwe're going ona/an_______ for one day.

A. excurse
B. excursion
C. walking
D. traveling

Some books are for intensive study and some are for_____reading.

A. cursive
B. cursory
C. precursor
D. occur

Realtennis,anancient_____ofthemoderngame,originatedintheeleventhcentury.

A. cursive
B. cursory
C. precursor
D. occur

A few minutes later, she walks up to a lamppost, ______ in the middle of the woods.

A. has burned
B. to burn
C. burning
D. is burned