Lily is so smart in her class．She usually spends the_____time and makes the_____mistakes in her homework．
| A．least,least | B．fewest,least |
| C．fewest,fewest | D．least,fewest |
He may come, but I’m not sure _______ that.
| A．on | B．with |
| C．about | D．to |
—I find it difficult to learn English better.
—______ you don’t give up, your dreams will come true.
| A．As long as | B．As soon as |
| C．As well as | D．As often as |
These flowers are very _______. You can see them everywhere in my town.
| A．special | B．fresh |
| C．green | D．common |
The robots can ___ people under the buildings and can also ___ the sick people.
| A．look after, look at | B．look for, take care of |
| C．look out, look into | D．look at, look after |
We will plant _______ trees next year.
| A．eight hundreds | B．eight hundred of |
| C．hundreds of | D．hundred of |