——Did you find your English dictionary yesterday?

——No, I didn’t find ________, but I’ve borrowed ______ from the school library.

A. it; it    B. it; one    C. one; it     D. one; one

.— What rules do I have to keep while working here?

—________ , you must always wear your uniform.

A. By the way         B. From then on

C. Believe it or not   D. First of all

The robot needs ________ once a month. And we will check it for you for free.

A. to check   B. be checked   C. checking     D. Check

The robot caught a virus. ____________, it didn’t work.

A. In order         B. As a result

C. In order to       D. However

I’m not sure ________ he is right or not.

A. if              B. whether      C. that            D. Who

It would be far _________to have robots _____ our homework.

A. good, do        B. best, do

C. better, do       D. better, to do

The cruel cook was guilty ______murder. He was involved _____ the case.

A. with , with       B. of , in

C. of , on           D. in, of

The _____ man told us his past before he _____.

A. dying; died       B. dead; dying

C. dead; died        D. dead; dying

—Your aunt often walks the dog in the morning. —Yeah, ____ bad weather stops her.

A. until    B. unless    C. since    D. But

—How was your recent trip to Thailand?   —I’ve never had     one before．

A. the more pleasant  B. a more pleasant

C. a most pleasant    D. the most pleasant