Throughout the week, the boy _____most of the work in the manager’s office．
A．took on B．took off C．took in D．took over
Our country is developing at an amazing speed, which is _____makes me feel so proud.
A．that B．why C．what D．where
The mother didn’t know _____to blame for the broken glass as it happened while she was out.
A．who B．which C． they D．that
Behind the coach _____our team wearing blue suits．
A．have B．walk C．is followed D．appears
The poor little boy who _____caught stealing a cake over there is an orphan．
A．has B．had C．got D．is
-----Did Mary come to the party?
---I don’t know．She _____while I was out．
A．may have come B．must have come
C．might come D．could come
