题型:问答题 简答题 In spring, you will _______ the whisper of the breeze(清风),if you _______ carefully.A.hear, listenB.listen, hearC.hear, listen toD.listen to, hear 查看答案
题型:问答题 简答题 This sign warns()ahead.A.people the dangerB.people of the dangerC.people about the dangerD.the danger 查看答案