--- Excuse me, could you tell me where ______ in the group-buying?
--- Sure, sir. You can try www.taobao.com.
A. can I join B. did I join
C. I can join D. I joined
--- 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
