找出错误,并改正1.There is two buildings.2.The CN Tower is the build

is改为are
The building is the CN tower
keep in touch
do改为doing
is改为does
goes改为went
The young man is tall
再问： 谢谢，请问： Jack and Kate —— （be ） classmates. His name —— （be）Wang Ming .He is eleven and I ——（be）twelve. ——（not look） atme. Look at the biackboard. My birthday’s on the ——（twenty） of February。
再答： are is am Don't look twentieth