秦始皇居住的是宫殿是（）
A、未央宫
B、阿房宫
C、兰池宫
D、坤宁宫
参考答案：C
- Happy birthday,Tom!
- Bob.[ ]
A. That’s OK.
B. Thank you!
C.The same to you!
D. Let’s go!
Time is of no importance to great thoughts, ________ are as fresh today as when they first passed through their authors' minds, ages ago.
A．what
B．that
C．which
D．where
