Professor Li preferred _______ lectures to his students to _______ to meetings on scientific developments.

A．to give; invite

B．to give; be invited

C．giving; being invited

D．giving; inviting

急性炎症性脱髓鞘性多发性神经病的主要临床表现是

A．肢体对称性麻木

B．肢体对称性无力

C．发作性肢体无力

D．发作性肢体麻木

E．双侧眼外肌瘫痪