劳动技术教育:
A.woods;woods
B.wood;wood
C.wood;woods
D.woods;wood
A.when they have received satellite pictures
B.after they have compared new satellite pictures with earlier ones
C.before they received satellite pictures
D.during they study satellite pictures
A.may
B.can
C.must
D.should
A.he woke up too late
B.he didn’t like to see the result
C.he was too tired
D.he had some homework
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