[单选题] Edgar ______ in doing it, though he had failed more than once.

1、[单选题]The govermment applied this rule__every city of the country.

• A、for
• B、to
• C、with
• D、by

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2、[单选题]May's ability to learn from observations _____greatly to her success in public life.

• A、belonged
• B、contributed
• C、attached
• D、turned

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3、[单选题]The harder you work,__progress you will make in the future.

• A、More
• B、the best
• C、the most
• D、the greater

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4、[阅读理解]【阅读理解】What is genetic engineering?
A. A type of genetically modified food.
B. A plant that can produce pink flowers.
C. A laboratory where scientists do research.
D. A technology to put the genes of one species into another.

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5、[阅读理解]【阅读理解】This passage is probably from
A. a public speech
B. a news report
c. a business letter
D. a commercial advertisement

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