48. _C_ one time, Manchester was the home of the most productive cotton mills in the world. [at one time 曾經(jīng),一度]
A On B By C At D Of
49. _A_ it or not, his discovery has created a stir in scientific circles.
A Believe B To believe C Believing D Believed
believe it or not 信不信由你。 creat a stir 引起轟動。
50. Mr. Morgan can be very sad _C_, though in public he is extremely cheerful.
A by himself B in person C in private D as individual
in public 在公眾面前; in private 私下單獨(dú)一個人的時候。
第6課
關(guān)于逗號的一些知識
原則:逗號沒有能力連接兩個單獨(dú)的句子。
如何區(qū)分短語與句子?一個結(jié)構(gòu)如果有完整的謂語部分就是句子。
何為完整的謂語部分?如果能判斷出一個結(jié)構(gòu)的時態(tài)就可以稱這個結(jié)構(gòu)為完整的謂語部分。
在什么樣的情況下一個逗號可以將句子分成兩部分,而這兩部分都有完整的謂語呢?
1 兩個句子中間有連接詞連接;
2 這兩個句子是主從句關(guān)系(主從句之間一定要有句子引導(dǎo)詞來引導(dǎo))。
10. Walter offered us a lift when he was leaving the office, but our work _A_, we declined the offer. [declined v. 婉言謝絕]
A not being finished B not having finished
C had not been finished D was not finished
42. A survey was carrie3d out on the death rate of new-born babies in that region, _D_ were surprising. [survey 調(diào)查]
A as results B which results C the results of it D the results of which
51. All flights _D_ because of the snowstorm, many passengers could no nothing but take the train. [having been canceled 這里是獨(dú)立主格作原因狀語]
A had been canceled B have been canceled
C were canceled D having been canceled
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