2019年mpa考试英语真题——非谓语动词463

{01}___ a reply, I wrote to him again.
A.Not receiving
B.Not having received
C.Having not received
D.Not having heard from
解析：
本题选B。

{02}________ the danger of drunk driving, many drivers promised never to drive after drinking.
A.Realizing
B.To have realized
C.Realized
D.Having realized
解析：根据下文为过去时态,可知前文应为完成时态,意识到醉酒驾驶的危害,许多司机承诺永远不酒后驾车.
本题选D。