Be careful not to catch a flu.You ______ keep yourself warm and have a healthy diet.
问题描述：
Be careful not to catch a flu.You ______ keep yourself warm and have a healthy diet.
A.can B.should C.may D.need
答
BI’m afraid I ______ go now. It’s getting dark outside. A. can B. have toC. mayD. needB必须有不明白的地方再问哟，祝你学习进步，更上一层楼！ (*^__^*)