填词 they said they would h____ us with the work in three days1 they said they would h____ us with the work in three days2 he had some medicine for his cough last night ,but it did't ______(起作用)
问题描述：
填词 they said they would h____ us with the work in three days
1 they said they would h____ us with the work in three days
2 he had some medicine for his cough last night ,but it did't ______
(起作用)
答