Such poets as Shakespeare _____ widely read, of whose works, however, some _____ difficult to understand.

The father, along with his four children _______ Hangzhou. When they will be back ______ fixed. 

The number of tigers in Asia________ getting smaller and smaller and a large number of people_________ trying to protect them．

This is Mr. Black and         my English teacher.

----What ________ the number of the students in your school?      ---- About two thousand. A number of them _______ from America.