I ______ my son _____ a doctor, but hewasn’t good enough at science.

Will you come over to Beijing for the may Day holiday? —I’d like to, but my family the 2010 World Expo in Shanghai during the holiday

The car crash wasn’t an accident; somebody ________attempted to kill him[ ]

He is famous _____the field of biology, but he is more known _____an environmentalist.

If you _______ this newspaper, you’ll get an extra magazine.