Principal White has been working in the school for about 20 years, ____all his energy to teaching and researching as well as the running of a healthy school.
| A．devoted | B．devoting | C．to devote | D．devote |
I like this house with a beautiful garden in front , but I don’t have enough money to buy__________.
| A．one | B．it | C．this | D．that |
He told us whether _________ a picnic was still under discussion
| A．to have | B．having | C．have | D．had |
1. —May I open the window to let in some fresh air ?
—___________
| A．Come on | B．Take care | C．Go ahead! | D．Hold on! |
—You speak very good French !
—Thanks . I __________ French in Sichuan University for four years.
| A．studied | B．study | C．was studying | D．had studied |
My uncle’s house in the downtown area is much smaller than ours , but it is twice _______ expensive .
| A．as | B．so | C．too | D．very |