1.Look!The people in the river __________ fun swimming.(have)
问题描述:
1.Look!The people in the river __________ fun swimming.(have)
1.Look!The people in the river __________ fun swimming.(have)
还用加be动词吗?
答
LOOK,现在进行式 people复数 添are having
现在进行时 be doing 结构