单项选择题
A.Most of B.Most C.The most
You must （）your bad habits.A.give offB.give upC.give ou...
单项选择题You must （）your bad habits.
A.give off B.give up C.give out
Mary is not here. She （） to Paris.A.wentB.has goneC.has...
单项选择题Mary is not here. She （） to Paris.
A.went B.has gone C.has been
This question was （）difficult that no one could answer ...
单项选择题This question was （）difficult that no one could answer it.
A.too B.very C.so
