Would it be for you to pick me up at four o’clock and take me to the airport?A. confident

问题补充：

Would it be for you to pick me up at four o’clock and take me to the airport?

A. confident

B. constant

C. delighted

D. convenient

答案：

A. confident

B. constant

C. delighted

(答案→)D. convenient

解析： 形容词义考查题。A. confident“自信的”B. constant“连续的”C. delighted“高兴的”，形容人的状态D. convenient“方便的”常用it作形式主语。根据句意选D。