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【单选题】
–Look! The boy is running fast! –He might ______ to catch a bus.A.
run
B.
running
C.
is running
D.
be running
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反馈参考答案：
举一反三
【简答题】什么是火花塞的热值?
【多选题】What aspects are discussed in the essay in order to compare the two types of people?
A.
action
B.
attitude toward praise
C.
attitude toward criticism
D.
effect
【单选题】A marketing research firm, in conducting a comparative taste test, provided three types of peanut butter to a sample of households randomly selected within the state. Which of the 4 methods of data co...
A.
Published sources
B.
Experimentation
C.
Surveying
D.
Observation
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