—You've made great progress in your studies of English，haven't you?
—Yes，but much________.
| A．remains to do | B．is remained to do |
| C．remains to be done | D．is remained to be done |
Always read the ________on the bottle carefully and take the right amount of medicine.
| A．instructions | B．descriptions | C．introductions | D．explanations |
—Are you free after school?
—Sorry. I’ve planned to treat a friend of mine to dinner ________for his help.
| A．in addition | B．in turn | C．in return | D．in total |
It is the fourth time that she ________you in a week.
| A．rings | B．has rung | C．has been ringing | D．is ringing |
I didn’t ________ my primary school classmate Jane until I listened to her self-introduction.
| A．know | B．recognize | C．find | D．realize |
—Go for a trip to Qingdao，OK?
— ________. I’d like to see the sea.
| A．I couldn’t agree more | B．I’m afraid not |
| C．I believe not | D．I don’t think so |