一、单项选择，选择最佳答案。（共20分）
1. They arrived ______ London ______ the morning of July 1.
A. in , in B. in , on C. on , in D. at , on
2. Hamburgers are very delicious, ________ they are not healthy.
A. but B. because C. or D. so
3. If you can’t English, you can it in Chinese.
A．speak, talk B．speak, say C．say , speak D．talk, speak
4. China spends about seven years ________ ready for the 2008 Olympic Games.
A. to get B. getting C. get D. geting
