----Hi, can I speak to Mr. Brown now?
----Sorry, but he is not ______. He’s having a meeting now.
| A．accessible | B．available | C．convenient | D．vacant |
Although punctual himself, the professor was quite used ________ late for his lecture.
| A．to have students | B．for students’ being |
| C．for students to be | D．to students’ being |
Apples are usually sold by ________ weight and eggs are sometimes sold by ________ dozen.
| A．the; the | B．/;a |
| C．/; the | D．the; a |
Professor Zhang gave all the textbooks to all the pupils, except ________ who had already taken them.
| A．these | B．ones | C．the ones | D．the others |
Although he sometimes loses his temper, his students like him ________ for it.
| A．not so much | B．not so little |
| C．no more | D．no less |
．________ all over the hills and around the lake are wild flowers of different kinds.
| A．To grow | B．Growing | C．Grown | D．Grow |