I am going to do ______ I can ______ him a good impression.
| A．all what, leave | B．all, to leave |
| C．all that, leave | D．what, leave |
"All____ present and all____ going on well," our monitor said.
| A．is;is | B．are;are | C．are;is | D．is;are |
Many a man ____ come to help us.
| A．have | B．has | C．is | D．are |
Theis is one of the most interesting questions that ____ asked.
| A．have | B．has | C．have been | D．has been |
He is the only one of die students who ____ elected.
| A．are | B．have | C．has | D．is |
The United States of America___one of the most developed countries in the world.
| A．is | B．are | C．was | D．were |