The stone walls are used to ______ .
A. prevent their neighbor's cows from coming
B. prevent their own cows from going
C. prevent their neighbors coming
D. build a stone city
查看答案
Why farming is much more difficult in New England than in some other parts？
A. Because New England is very cold.
Because New England has many trees.
C. Because New England has thin, rocky soil.
D. Both B and C
听力原文：M: Please hand in your homework tomorrow.
W: So we should hand it in on Friday.
Q: What day is today？
(10)
A. Tuesday.
B. Thursday.
C. Saturday.
D. Friday.
Three out of ten people living in Cape Verde are of ______ .
A. mixed Portuguese and African ancestry (祖先)
B. either Portuguese or African ancestry
C. Portuguese ancestry
D. African ancestry
Farmers have to dig out the trees ______ out of the soil before removing stones from the land.
A. roots
B. branches
C. trunks
D. stems
微信支付 
支付宝支付