1、Our modern civilization must not be thought of as ________ in a short period of time. A.being created B.to have been created C.having been created D.to be created
A.is B.being C.have been D.to be
A.assured B.guaranteed C.entrusted D.confirmed
A.look up B.go over C.dwell on D.work out
1、C 2、D 3、A 4、B |