as china joined WTO ,english become a more useful and import

as china joined WTO ,english become a more useful and import 英语难题____ China has become a member of WTO,English is more po Now China has joined WTo.I think English is ___ useful than Since China has been a member of WTO, English is ____ useful 求求求求 China _____ the WTO and become a member of it in 2001. China has joined WTO,so it's more convenient for____to excha Now China has joined WTO,so I think English is _______ usefu China has joined WTO, so I think English is   &nbs China'entry into WTO encourages more people to learn English China ___ the WTO in 2010.A.join B.joins C.joined D.joining English is become more and more important in our Chinese and English which is more useful inthe world?