_________[A] upward [B] forward [C] afterward [D] backward

The reason some children are backward in speaking is most probably that _______.A．they are

According to the author, "backward" languages tend to expand in ______.A．grammatical struc

I______to him because he phoned me shortly afterwards.A．need not to have writtenB．needn"t

It can be inferred from the passage that______.A．the island is very backward and primitive

A hinge joint is _____ permits forward and backward movement of a door.A:theB:whoseC:wh

________[A] insists on [B] sums up [C] turns out [D] puts forward