Question

【题目】Please be ________, there is nothing to laugh about.
A.serious
B.seriously
C.nervous
D.quite

Answer 1

【答案】A
【解析】句意：请严肃一点，没什么可笑的。serious adj严肃的；seriously adv严肃地； nervous adj紧张的；quite adv.很，十分。be动词后跟形容词作表语，故选A。