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【简答题】
图示结构,试求杆件 AB 、 CB 的应力。已知 F =20kN ;斜杆 AB 为直径 20mm 的圆截面杆,水平杆 CB 为 15 × 15 的方截面 杆。则1杆的应力为()MPa,2杆的应力为() MPa 。
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【单选题】The Spanish football team won the South Africa World Cup on July 13th, ______ it the 8th country to have won the World Cup.
A.
made
B.
making
C.
to make
D.
to have made
【单选题】There may be some mistake in the following groups of proper nouns. Which group has a mistake in it?
A.
payment terms, the date of issuance
B.
account number, delivery time
C.
total amount, feight costs
D.
rules for returns, ship requirements
【简答题】Match the words in the first group and the words in the second group to write five compound nouns.
【简答题】We can (class) ______ nouns in a variety of ways, such as countable and uncountable nouns.
【单选题】Why is it better to use a strong verb than to use a noun?
A.
Nouns show action
B.
Nouns are informal.
C.
Verbs show action
D.
Verbs are informal.
【简答题】LOS ANGELES (Reuters) - Pop giant Michael Jackson, who took to the stage as a child star, died on Thursday, TMZ website reported. He was 50. There was no official confirmation of the reported death an...
【简答题】Sending a child to a nursery at an early age is emotionally harmful, because the child who lacks proper parental care and love____________(往往)feel isolated and depressed.
【简答题】A．Nouns don't have a gender in English. B．Spanish nouns have two genders. C．German nouns are either masculine or feminine. D．The issues of gender vary across languages.
【简答题】Change the nouns below into plural forms and group them according to the pronunciation of their endings.
【简答题】People who won a competition.
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