《红楼梦》作者是（ ）

The wrong you’ve done to him is terrible,for__________ you should make an apology to him, I think.

How about five dollars a hat, madam —-The price sounds , I will take three then.

Helen devoted herself ________toher research and became a top scientist in the field of applied physics

Peter survived in the accident when he fell overboard yesterday He _____ escaped drowning [ ]