_______ reading the letter, what has he done?
| A．Because of | B．Except |
| C．Besides | D．But for |
Either the students or the teacher__________him very well.
| A．know | B．to know | C．knows | D．knowing |
Neither the students nor the teacher__________here.Where are they?
| A．is | B．are | C．was | D．were |
Listen! Someone__________ in the next room.
| A．cry | B．is crying | C．are crying | D．crying |
There__________a table with three legs in Jenny’s room.
| A．is | B．are | C．has | D．have |
Neither of them__________a worker.
| A．am | B．are | C．is | D．were |