分层限时跟踪练
Ⅰ.单句语法填空
1．The Forbidden City is a wellknown tourist attraction with millions of people pouring(pour) in every year.
2．I applied (apply)to four universities and was accepted by all of them.
3．This feature is designed to_aid(aid)inexperienced users.
4．They collect much money in aid of the sick.
5．Police say they're treating(treat) him as a suspect of attempted murder.
