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 |
--- How do you like western food?
--- Well, it’s not bad. Now I ______ sandwiches.
| A．am used to eat | B．am used for eating |
| C．am used to eating | D．used to eat |
Only after a year ______ to see the results of my work.
| A．I begin | B．I began |
| C．did I begin | D．began |
My family like to travel. Mother prefers to take a bus to travel, while father ______ to travel.
| A．stick to drive | B．sticks to driving |
| C．stick driving | D．sticks |
We'll never give up working on the experiment (实验), ______ difficult it is.
| A．no matter how | B．no matter how many |
| C．no matter what | D．no matter where |
After class, students ______ clean the chalk off the blackboard.
| A．was excepted to | B．are supposed to |
| C．are important to | D．was polite to |