问题

_______ a reply, he decided to write again.[ ]

A: Not receiving
B: Receiving not
C: Not having received
D: Having not received

正确答案是：

同类题型

Eating too much is ______ for your ________ .

Jim talked for about half an hour yesterdayNever＿＿ him talk so much

They have clothes

Some researchers believe that there is no doubt ______ a cure for AIDS will be found.[ ]

I will go to the USA next week. Can you ________ my dog for me