Unit1FriendshipFriendshipPre-readingandreadingFriendsarehelpful.Friendsaregoodcompanies.Friendscansharemyhappiness,worriesandsecre...
人教版高一英语必修一Unit1Friendship单词及音标survey['s:ve]n.调查,考察upset[p'set]a.心烦的,苦恼的addup[ædp]合计ignore[...