传入纤维终止于三叉神经脊束核的神经是（）
A.第Ⅲ、Ⅴ、Ⅶ对
B.第Ⅴ、Ⅶ、Ⅺ对
C.第Ⅴ、Ⅷ、Ⅸ对
D.第Ⅴ、Ⅸ、Ⅹ对
E.第Ⅴ、Ⅸ、Ⅺ对
参考答案：D
用所给词的正确形式填空。（共5小题，每小题1分，计5分）
小题1:He tried his best ___________ (help) me with my study.
小题2:Don't give up_________ (learn) English. It is important to you.
小题3:They are foreign _________ (visit).
小题4:Please help me _________ (clean) the house this afternoon.
小题5:Would you like __________ (watch)TV?
