25. The farmers once used wood to build
题型:选择题
问题:
25. The farmers once used wood to build a house ______ to store grains all the year round.
A.how
B.what
C.in which
D.in where
25. The farmers once used wood to build a house ______ to store grains all the year round.
A.how
B.what
C.in which
D.in where