26．It was the typhoon was called Tiange hit Zhuhai and Macao.

A. which; that

B. what; which

C. that; who

D. that; which

【答案】 A

【解析】【分析】句意：正是被称为天阁的台风袭击了珠海和澳门。这是一个含有定语从句的强调句型， was called Tiange是一个限制性定语从句，修饰先行词the typhoon，在从句中作主语，用关系代词which或者that；第二个空是强调句型中的that，故选A。

【点评】考查强调句型和定语从句，强调含有限制性定语从句的主语。

27．It was when we were returning home I realized what a good feeling it was to have helped someone in trouble.

A. which

B. that

C. where

D. how

【答案】 B

【解析】【分析】句意：正是在我回家的时候我才意识到帮助别人于危难之时感觉是多么令人愉悦。此句是It was…开头且去掉It was,when we were returning home I realized what a good feeling it was to have helped someone in trouble.是一个完整意义上的句子,故判断此句是一个强调句,强调when we were returning home；强调句常用句型：It is （was） +被强调部分+that（who）…。故选B。

【点评】考查强调句，掌握其结构”It is （was） +被强调部分+that（who）…“。

28．"________ polite to the guests," said my father.

A. Please

B. Do be

C. Are

D. Should

【答案】 B

【解析】【分析】句意：父亲说：“对客人一定要有礼貌。”引号中是一个表强调的祈使句，祈使句的强调是在动词前加Do。be polite固定短语，“有礼貌”，故选B。

【点评】考查祈使句，本题涉及祈使句的强调以及固定短语be polite。

29．It is the Great Wall, one of the greatest wonders in the world, _____attracts many foreign tourists every year.

A. which

B. where

C. that

D. what

【答案】 C

【解析】【分析】句意：长城，世界上最伟大的奇迹之一，每年吸引着许多外国游客。强调句的结构为It is/was + 强调部分+ that从句，本句强调主语the Great Wall，one of the greatest wonders in the world为同位语，解释说明the Great Wall。故选C。

【点评】考查强调句，掌握其结构“It is/was + 强调部分 + that从句”。

30．It was only after he had read the papers Mr. Gross realized the task was extremely difficult to complete.