Some desirable changes have taken place in

Great changes have taken place in China since the introduction of the reform. and opening

With the development of science and technology, great changes have taken place in our dail

Some governments have forbidden cigarette and alcohol______in public places.A．commissionsB

________, we’d better make some changes in the plan.A. That is the caseB. That having b

Great changes __________ in our institute in the last few yearsA.have taken placeB.has tak

Great changes __________ in our institute in the last few yearsA.have taken placeB.has tak