__________his exercise book, he was scolded by the teacher.-考呗网题库移动版

单选题 __________his exercise book, he was scolded by the teacher.

A．Not having handed in
B．Having not handed in
C．Not handing in
D．Handing not in

参考答案A

解析: 因为主句是过去时，没交作业是发生在过去的过去，所以状语从句应该用过去完成时。故选A。此句意为：他没有上交练习册，受到了老师的责备。

单选题 I don't think __________ possible to finish so much work within so short a time.

A．this
B．that
C．its
D．it

单选题 Helen had to shout __________ above the sound of the music.

A．making herself
B．to make herself hear
C．making herself heard
D．to make herself heard

单选题 You 're__________your time talking to him, he'll never understand.

A．spending
B．wasting
C．losing
D．missing