Yesterday he went home by bus.
A. Right.
B. Wrong.
C. Doesn't say.
查看答案
【C4】
A. money
B. food
C. the basket
The word "paramedic" refers to ______.
A. one who is trained to assist a doctor
B. one who drives the ambulance
C. an ambulance
D. a disease
According to the passage, the following explanatory variables accounts for naked mole rat
A. age
B. size
C. growth rate
D. reproductive status
【C3】
A. walked
B. was walking
C. left
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