It is very important for us_____ English well.
| A.learn | B.learning |
| C.to learn | D.learned |
The differences_____ these two pictures _____ colour are easy to see.
| A.in, of | B.from, of | C.between, in | D.of ,in |
I don’t have to introduce him to you ________ you know the boy..
| A.until | B.unless | C.since | D.but |
Li Feng’s __________ of devotion to others will be remembered not only in China
but also in some other parts of the world.
| A.achievement | B.service | C.thought | D.spirit |
—Have you found your lost mobile phone?
—No, I haven’t. But I bought ________ yesterday.
| A.it | B.one | C.another | D.other |
— Have you seen _____ empty box?
— Do you mean _____ box you showed to me yesterday? I put it in your schoolbag.
| A.a, the | B.an, a | C.an, the | D.the, a |