It can be easy to _______ such bad habits as smoking and heavy drinking, but it is not so easy to quit.

Tomwasabouttoclosethewindow_____hisattentionwascaughtbyabird.[ ]

_______may I keep this book –For two weeks.

The government of our school brought few ________ benefits to us over that matter.

下列各句中,没有语病的一句是