题目内容
______, his mother has to take care of him at home.
| A．Being ill | B．His to be ill | C．He is ill | D．He being ill |
D
解析试题分析：考查独立主格结构：句意：因为他生病了，他妈妈不得不在家照顾他。逗号后面是句子，中间没有连词，说明前面不是句子，而是独立主格结构：逻辑主语+非谓语，因为he和be ill是主动关系，用现在分词being，选D。
考点：考查独立主格结构
Experts insist that packets of cigarettes come with a health warning ______ to them.
| A．be attached | B．attach | C．attached | D．attaching |
The children went home from the grammar school, their lessons _____ for the day.
| A．finishing | B．finished |
| C．had finished | D．had been finished |
______, the conference began.
| A．The candidates having taken their seats |
| B．The candidates had taken their seats |
| C．Taken their seats |
| D．Taking their seats |
The children entered, ________ given a present.
| A．each of them | B．each of whom |
| C．all of whom | D．nobody of them |
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| A．As | B．With | C．When | D．If |
With his eyes ________ the work attentively, he didn’t know what was happening outside.
| A．focusing on | B．focused on | C．fixing on | D．to fix on |
On Sundays there were a lot of children playing in the park, ____ parents seated together joking.
| A．whose | B．their | C．which | D．where |
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| A．to complete | B．completing | C．completed | D．being completed |