能支持128Kbps速率的设备是（）。

A.2601DTU

B.2603DTU

C.2701DTU

D.2703DTU

用括号内所给词的适当形式填空。

小题1:Lin Tao prefers reading alone to ________(play) video games with his friends.

小题2:They ________(read) books carefully when I went into the library.

小题3:We’re not sure if it ________(rain) tomorrow.

小题4:Changjiang River is one of the ________(long) rivers in the world.

小题5:Xiao Gang spends much time          (play) computer games.