Does Shelley like shopping—Well，she would rather spend time________at home than________in the street

________ your poor record in school, we think you should study harder.

The pen I _______ I _______is on my desk, right under my nose

52 The struggle against sand storm willnot end _____ victory unless we pay much attention to the balance of nature

7— Can you tell me what’s your aim in life, Li Ping?— I am aiming ____ a famous physicist