7A Unit 3
单元测试一、单项选择 （每小题1分，共计15分）
( )1. Tom's sister is ill in bed. He has to look after_______ at home.
A. her
B. he
C. him
D. she
( )2. -_______ the photo of the Smiths. They are very happy.
A. See
B. Look
C. Look at
D. Find
( )3. I like going to school_______. I seldom take a bus.
A. on foot
B. at foot
C. walk to D. by foot
( )4. His home is quite_______ from the office. It takes about an hour.
A. three kilometres far
B. three kilometres far away
C. three kilometres of far
D. far away
( ...