[单项选择]It was from the Lowell Laboratory that the ninth （） Pluto, was sighted in 1930.
A. planet
B. constellation
C. stardom
D. satellite

[单项选择]It was from the Lowell Laboratory that the ninth （） , Pluto, was sighted in 1930.
A. planet
B. constellation
C. stardom
D. satellite

[单项选择]Mr. Abu, the laboratory attendant, came in from the adjoining store and briskly cleaned the blackboard. He was a retired African sergeant from the Army Medical Corps and was feared by the boys. If he caught any of them in any petty thieving, he offered them the choice of a hard smack on the bottom or of being reported to the science master. Most boys chose the former as they knew the matter would end there with no long interviews, moral arguments and an entry in the conduct book.
The science master, a man called Vernier, stepped in and stood on his small plat- form. Vernier set the experiments for the day and demonstrated them, then retired behind the "Church Times" which he read seriously in between walking quickly along the rows of laboratory benches, advising boys. It was a simple heat experiment to show that a dark surface gave out more heat by radiation than a bright surface.
During the class, Vernier was called away to the telephone and Abu as not about, having retired
A. he had been an Army sergeant and had military ideas of discipline
B. he reported them to the Science master whenever he caught them petty thieving
C. he was cruel
D. he believed in strict discipline

[填空题]From the second grade to the ninth grade, the percentage of children who are bullied decreases.

[填空题]

His laboratory ______ and different from Fermi’s laboratory in Rome.

[填空题]Harvard President A. Lawrence Lowell has introduced the ______ system which offers undergraduates informal specialized instruction in their fields and now it is still a distinctive feature of Harvard education.

[单项选择]

Tony Warner
Warner Associates Inc.
75 Ninth Avenue
New York 10075
Dear Mr.Warner,
At the beginning of this month, I signed a contract with your company for an office renovation project. Soon after the crew started work, there were many signs that warned me of bad things to come. I realize now that I should have taken those signs seriously and put a stop to the project to minimize the damage that it has since caused.
In summary, the entire project has been a huge catastrophe. Firstly, the crew showed little professionalism by being late in meeting their starting times on a daily basis and took long breaks during crucial stages, which caused extra work for everyone else. As well, certain areas requiring supervision were left unattended for long periods of time, and considerable garbage was left in areas that were not designated for waste removal. These issues have caused much stress to our employees and reduced the productivity of our
A. Replace the work crew
B. Provide a discount on labor costs
C. Forgo all the fees other than the material cost
D. Meet with Mr. Martin to listen to his proposal