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【多选题】
按发光机理分类,常用光源有A.
热辐射光源
B.
太阳
C.
气体发光光源
D.
激光器
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【简答题】Speaking English is a piece of cake. 2. She is a real tough cookie. 3. Happiness is different from pleasure. Happiness has something to do with struggling and enduring and accomplishing.” 4. We sweate...
【简答题】question break experience finish difficulty finally place challenge success lose It's a great _____that she has finished all the courses at the college.
【单选题】M: Cindy, have you finished your term paper? W: Finally I have done nothing else this week but type it. What does the woman say about the term paper?
A.
She will type it next week.
B.
It took her an entire week to type it.
C.
She still hasn't finished it.
D.
She did nothing about it.
【单选题】In Victoria, Australia, in 1850, miners became with the high cost of mining licenses and restrictions on their right to search for gold.
A.
amazed
B.
confused
C.
irritated
D.
puzzled
【简答题】The professor gave orders that the test ________ before 5:30. A be finished B will be finished C will finish D shall finish 2. He was severely ill, _____ he had to lie in bed. A as much as that B ...
【简答题】Complete the sentences with the following verbs persuaded refused explained insisted threatened complained 1 The workers____to go on strike unless they received a pay rise 2 Despite the cold weather,...
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