The ant has two ____.

Mr. Chen has two __________.

The word “carelessness” has two __________.

Our school has ____ teachers. A: two hundreds B: two hundred C: two hundred of D: two hundreds of

Zhang Hanschool two years ago and hefor two years. A: leaves ; has gone B: left; has been away C: leaves; has been away D: left; has gone

Tom left London two months ago. Tom has ______ for two months.

Hubdean has two factories in the UK.

She _______(have, has ) two cousins.

An academic collaboration network is one type of social network. In such a network, a node with degree two means that: A: A scholar has coauthored a paper with one other scholar. B: A scholar has coauthored publications with two other scholars. C: A scholar has authored two publications. D: A publication was coauthored by two scholars.

The family in the western world A: has changed a lot during the last two centuries B: hasn't changed at all during the last two centuries C: has changed a little during the last two centuries D: has become bigger and bigger