In China, Chinese chess and table tennis are very popular among teenagers, many of _____ have been playing them since they were very young.
A.who B.them C.theirs D.whom
We tend to have a better memory for things that excite our senses or _____our emotions than for straight facts.
A.find out B.appeal to C.put down D.come across
_____ teens are using the Internet for both social and intellectual development, they are also facing significant challenges on how to manage their relationships online.
A.Unless B.While C.Once D.Until
— How do you know Jimmy will come out first in the final exam?
— _____. He is always working hard and he is very clever.
A.You are right B.It's my guess C.No wonder D.No offence
Susan has _____ more than 5,000 dollars in the last three months, with which she can buy new bicycles for those poor children.
A.accelerated B.accompanied C.accumulated D.acknowledged
（2018·天津）I didn't mean ___________anything but the ice cream looked so good that I couldn’t help_______ it.
A.to eat；to try B.eating；trying
C.eating；to try D.to eat； trying
