E-shopping,when properly _____ ,can save us a lot of time and energy.
A. done B. doing C. to do D. is done
---_____ should we look down upon the poor.
---I’m with you on that.
A. By all means B. By any means C. By means of D. By no means
When was _____ you last met Jennifer? I haven’t seen her for ages.
A. it that B. it C. it what D. what
If you listen to me, you _____ have some candies, my son.
A. should B. shall C. must D. may
They had just taken their seats, then _____
A. the chairman came B. the chairman comes C. came the chairman D. comes the chairman
Are you still here? I saw you here half an hour ago. Who _____ for?
A. were you waiting B. did you wait C. are you waiting D. do you wait
