keep是动词吗?He_____a_diary____(记日记)every day.keepkeep是动词吗?He_____a_diary____(记日记)every day.keep要不要加s-?

问题描述:

keep是动词吗?He_____a_diary____(记日记)every day.keep
keep是动词吗?He_____a_diary____(记日记)every day.keep要不要加s-?