中国文学一直将月亮用作思乡的意向，太阳从来没有出现过。
参考答案：错
-When did you go to the States?
-I remember ________ there when I was ten.
A．having taken
B．to be taken
C．being taken
D．to take
单母线分段数目决定电源个数和功率大小，通常以（）段为宜。
A.1～2
B.2～3
C.3～4
D.4～5
