低钾血症时，最早出现的临床表现是（）

A．心电图改变

B．肌乏力

C．口苦、恶心

D．心脏传导阻滞

E．心脏节律异常

－      the football match?

－Class Three.

A．Which team do you think will win

B．Do you think which team will win

C．Do you think will which team win

D．Which team will you think win