if you happen to go by___,___some aspirins.A a chemical:please bu_英语解答

if you happen to go by___,___some aspirins.
A a chemical:please buy
B a chemist's:do buy
do buy 怎么讲,
Open the door,
可以说Do open the door.
是强调意思吗

人气：143 ℃　时间：2020-06-08 06:23:36

解答

选B.
do 表示强调语气,"一定要"