1、【题目】The back garden of our house contains a lawn ，____very pleasant to sit on in summer.
选项：
A.whichis
B.whichitis
C.itis
D.whereitis
答案：
A
解析：
「句意」我家的后花园有一片草坪，夏天坐在上面会令你心旷神怡。
「难点」which引出非限制性定语从句，在句中作主语，且和siton构成动宾关系。类似的句子有：Thisroomiscomfortabletolivein这句中livein和thisroom构成动宾关系。
1、【题目】.If you have really been studying English for so long, it’s about time you _____ able to write letters in English.
选项：
A.shouldbe
B.were
C.mustbe
D.are
答案：
B
解析：
暂无解析
1、【题目】If a substance is dissolved in water or heated ， it may （）a gas.
选项：
A.giveinto
B.giveover
C.giveoff
D.giveaway
答案：
C
解析：
「句意」如果一种物质溶解在水里或被加热，它可能释放出一种气体。
「难点」giveinto为非固定搭配;giveover意为“托付，交托”;giveoff意为“散发”;giveaway意为“送掉，分发(奖品)等”。
1、【题目】You____that letter to James. However ， you didn't.
选项：
A.oughttowrite
B.oughttohavewritten
C.shouldwrite
D.shouldbewriting
答案：
B
解析：
「句意」你本应该给詹姆斯写信，然而，你没写。
「难点」oughttohavewritten是虚拟语气，与本句句意相符。
1、【题目】She was once a young country wife with chickens in the backyard and a view of _______mountains behind the apple orchard.
选项：
A.bluehazyVirginia
B.hazyblueVirginia
C.Virginiahazyblue
D.Virginiabluehazy
答案：
B
解析：
暂无解析
1、【题目】Indeed, it is arguable that body shattering is the very point of football, as killing and maiming___.
选项：
A.war
B.arewar
C.ofwar
D.areofwar
答案：
D
解析：
暂无解析
1、【题目】If only I _____ play the guitar as well as you!
选项：
A.would
B.could
C.should
D.might
答案：
B
解析：
暂无解析
1、【题目】Evenasagirl,_____tobeherlife,andtheateraudiencesweretobeherteachers.
选项：
A.performingbyMelissawere
B.itwasknownthatMelissa'sperformanceswere
C.knowingthatMelissa'sperformanceswere
D.Melissaknewthatperformingwas
答案：
D
解析：
暂无解析
1、【题目】John's score on the test is the highest in the class ; （）he last night.
选项：
A.muststudy
B.shouldhavestudied
C.musthavestudied
D.issuretostudy
答案：
C
解析：
「句意」约翰的考试分数全班最高;他昨天晚上一定学习了。
「难点」表示对过去某一动作行为的猜测须要用musthavedone这一句型结构。
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