I like math. It’s difficult ________ really interesting.
| A．but | B．and | C．or | D．So |
Our English teacher is often _______ to give a talk on English study. He is popular.
| A．advised | B．created | C．invited | D．refused |
_______ the novel, the hero disappeared again.
| A．At the beginning of | B．At the end of |
| C．At the top of | D．At the bottom of |
It’s impossible to get good _____ without hard work.
| A．grades | B．medals | C．checks | D．advertisements |
— Her parents will send her away because she got a bad mark in the exam.
— _______
| A．It’s a pity. | B．Don’t mention it. |
| C．I’m glad to hear that. | D．It doesn’t matter. |
He was lost in the busy streets. But at last it was _______ of him to find the way home.
| A．lazy | B．tough | C．clever | D．natural |