單項選擇題The scientists made()plans for landing a man on the moon.

A.acute
B.elaborate
C.virtual
D.delicate


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1.單項選擇題They are giving away free()of this new kind of cooking oil.

A.illustrations
B.demonstrations
C.examples
D.samples

2.單項選擇題I'm very sorry to have() you with so many questions on such an occasion.

A.interfered
B.offended
C.impressed
D.bothered