I’m afraid this painting is not by Picasso.It’s only a copy and so it’s ______．
A.priceless B.invaluable C.valuable D.worthless
Difficult as rumors on micro blog or Weibo are ______, the authorities will step up supervision so that people will not be easily misled.
A.to prevent B.to be prevented C.prevented D.preventing
She said that she hadn’t had any ______ to the computer for a long time.
A.access B.attitude C.attention D.approach
We can never forget the days ______ tens of thousands of medical staff from every province were pooled to help Hubei and the days ______ we, Chinese people, spent together supporting Wuhan.
A.when, which B.which, when C.what, that D.on which, when
What ______ fun it is to have a good chance to get so close to ______ nature!
A.不填; the B.a; the C.不填; 不填 D.a; 不填
Wechat is communications software whose purpose is to ______ barriers to communication.
A.break up B.break down C.break through D.break into
