问题

Once e-mail learners _______ with the basic knowledge of how to use the network, they ______ to a local network and a global network
A:are equipped … will be linked
B:are equipping…will be linked
C:are equipped … will link
D:will be equipped…will be linked
B:are equipping…will be linked
C:are equipped … will link
D:will be equipped…will be linked
正确答案是: