并说出理由1.Though it was almost ten at night,Peter_____at the desk.A.has still worked B.had still worked C.was still working D.still worked2.Up to now one of the groups____ a decision where to go for a picnic.A.have not made B.has not made C.do

并说出理由1.Though it was almost ten at night,Peter_____at the desk.A.has still worked B.had still worked C.was still working D.still worked2.Up to now one of the groups____ a decision where to go for a picnic.A.have not made B.has not made C.do
并说出理由
1.Though it was almost ten at night,Peter_____at the desk.
A.has still worked B.had still worked C.was still working D.still worked
2.Up to now one of the groups____ a decision where to go for a picnic.
A.have not made B.has not made C.does not make D.don't make
3.______(medicine)workers should be sent to the earthquake-stricken area at once.
4.Look!How______(greed) the puppies are eating.
5.We are glad to know this road will be_______(wide) next month.
6.Owning a car doesn't really mean_____(safe) time in traffic jams.
7.Please fill you name,age,address and _______(nation) in the application form.
8.Assembly lines made it possible for many peolpe to buy cars.(保持句意不变）
Assembly lines_____ many people ______ buy cars.

并说出理由1.Though it was almost ten at night,Peter_____at the desk.A.has still worked B.had still worked C.was still working D.still worked2.Up to now one of the groups____ a decision where to go for a picnic.A.have not made B.has not made C.do
1.C though 后面是过去时,所以后面也相应的是过去式.要表达的意思是他仍然在工作,所以选过去进行时.
2 B Up to now=so far,常用于现在完成时,这里的oneof 做主语,用单数形式.
3 medical 形容词,后面是workers .形容词+名词.
4 greddily.贪婪的,how +副词+句子
5 widened .表被动,将要被加宽.
6 saving.mean+ doing
7 nationality.国籍.
8 enable to .使能够的意思!

1、C。虽然晚上快十点了，但Peter还在桌子边工作。
句中从句时态为过去式，所以主句时态也应为过去式，A是现在完成时，B是过去完成时，这两个可以排除掉，而由句意可以看出动作是还在进行着，所以选C过去进行时。
2、A。直到现在这些团队的任何一个还没做出决定要去哪里野餐。
由句意可以看出，动作时从过去一直延续到现在，所以用现在完成时，排除C、D。而因主语one of the...

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1、C。虽然晚上快十点了，但Peter还在桌子边工作。
句中从句时态为过去式，所以主句时态也应为过去式，A是现在完成时，B是过去完成时，这两个可以排除掉，而由句意可以看出动作是还在进行着，所以选C过去进行时。
2、A。直到现在这些团队的任何一个还没做出决定要去哪里野餐。
由句意可以看出，动作时从过去一直延续到现在，所以用现在完成时，排除C、D。而因主语one of the groups，所以谓语为复数形式。如果要选B的话，主语应为the one of groups.
3、Medical。 medicine是名词形式，句中应填形容词。
4、greedy。how+adj.
5、widened,wide 为adj.，其动词为widen
6、saving，这里应填其动词形式save，mean意为“意味着”时，其后接doing
7、nationality,国籍，民族
8、enable....to

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1.C though 后面是过去时，所以后面也相应的是过去式。要表达的意思是他仍然在工作，所以选过去进行时。
2 B 看时间状语Up to now，典型的现在完成时的标志。完成时的定义，动作已经完成，对现在造成的影响。这里的group看做是一个整体，用单数形式。
3 medical 这里应该填形容词，依据：后面的workers 。形容词修士名词。
4 greddy。h...

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1.C though 后面是过去时，所以后面也相应的是过去式。要表达的意思是他仍然在工作，所以选过去进行时。
2 B 看时间状语Up to now，典型的现在完成时的标志。完成时的定义，动作已经完成，对现在造成的影响。这里的group看做是一个整体，用单数形式。
3 medical 这里应该填形容词，依据：后面的workers 。形容词修士名词。
4 greddy。how +形容+句子。what a +形容词+名词+句子
5 wider 。填比较级。
6 safety。mean 相当于系动词。结构是后面跟表语。而形容词可以做表语。
7 nationality。nation是国家的意思。根据翻译这里应该填国籍。
8 enable to 。使能够的意思！

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