A cough is usually nothing to worry about unless it lasts for ten days ___.
A.or more B.instead C.at most D.only
Ten years ago the population of our village was_________ that of theirs.
A. as twice large as B. twice as large as
C. twice as much as D. as twice much as
The house still needed a lot of work, but ___ the kitchen was finished.
A.instead B.altogether C.at once D.at least
If a person has not had enough sleep, his actions will give him ___ during the day.
A.away B.up C.in D.back
Nowadays the roles of husband and wife are not as defined as before, especially when both partners work and earn money for the family.
A.clear B.clearer C.clearly D.more clearly
A new ________ bus service to Tianjin Airport started to operate two months ago.
A.normal B.usual C.regular D.common
