The professor asked a question, and David ________ a good answer.
A、putupwithC
A忍受、忍耐B保卫、支持C想出、提出D轻视、看不起
Students should_____their own interests as well as do their schoolwork.
We_____knowledgefromourfamilies,schools,jobs,andthemassmedia.
It rained hard yesterday, ______ prevented me from going to the park.
Theyareeager_______abroad.
Water is composed _______ hydrogen and oxygen.
