问题
单项选择题
喷托维林的作用是
A．抑制咳嗽的冲动传入
B．抑制咳嗽中枢
C．稳定肥大细胞膜
D．激动气管β受体
E．溶解气管内黏液
答案
参考答案：B
搜题请搜索小程序“爱下问搜题”
喷托维林的作用是
A．抑制咳嗽的冲动传入
B．抑制咳嗽中枢
C．稳定肥大细胞膜
D．激动气管β受体
E．溶解气管内黏液
参考答案：B
综合填空：根据短文大意选择方框内的单词，并用其正确的形式填入空白处，使补全后的短文意思通顺，语法正确，结构完整。（5分）
小题1: Sunday, Tom goes out for a picnic with his friends. They take some 小题2: with them. Jane wants Tom to sing some songs with him, but he has 小题3: time. He has to 小题4: . Jim and Maria would like to help Tom. Michael gets some water for them. And Steve 小题5: a kite with the dog. They are all very happy. |