—Must I turn off the gas after cooking?
题型:选择题
问题:
—Must I turn off the gas after cooking?
—Of course, you can never be ____careful with that.
A.enough
B.very
C.so
D.Too
—Must I turn off the gas after cooking?
—Of course, you can never be ____careful with that.
A.enough
B.very
C.so
D.Too