________he was very tired，he continued working in his office．
| A．Since |
| B．Although |
| C．As soon as |
| D．Because |
I like school ___________ many trees and flowers.
| A．at | B．for | C．in | D．with |
--- What are these? ---classrooms.
| A．These are | B．This is |
| C．They are | D．That is |
His name is John Smith and John is his .
| A．first name | B．last name |
| C．family name | D．middle name |
He is from America. _______ is my teacher. _______ name is Tony.
| A．He; He | B．His; His |
| C．He; He’s | D．He; His |
There _________ a book and three pencils in the bag.
| A．is | B．am | C．are | D．be |