根据滑台向后控制梯形图下列指令正确的是()。
A、ANI100
B、AND100
C、ORI100
D、OR100
参考答案:D
If I can help________, I don't like working too late into the night.[ ]
A. so
B. that
C. it
D. them
旅游保险合同的形式是什么?