Jenny suggested our going on an outing to the countryside next weekend, but the rest didn’t sound very _________ about the idea.

If you visit our home or ring the doorbell, you by our dog.

The book didn’t _______ children because the author usedtwo many scientific terms in it.

下列各句中，没有语病的一句是（ ）

There are so many viruses on the Internet. If ______ accidentally, the viruses may make your computer break down.