2013年6月我国宇航员在天宫一号空间站中进行了我国首次太空授课活动，展示了许多在地面上无法实现的实验现象。假如要在空间站再次进行授课活动，下列我们曾在实验室中进行的实验，若移到空间站也能够实现操作的有

A．利用托盘天平测质量

B．利用弹簧测力计测拉力

C．利用自由落体验证机械能守恒定律

D．测定单摆做简谐运动的周期

Directions:This section consists of three groups of pairs listed in two columns, A and B. You are to match the one marked 1), 2), 3), 4) or 5) in Column A with the one marked a, b, c, d or e in Column B. One point is given to each pair you match.
1) ______ Verbal Behavior
2) ______ Communicative English for Chinese Learners
3) ______ The Scientific Study and Teaching of English (1917)
4) ______ Communicate (1979)
5) ______ Notional Syllabuses (1976)
a) Palmer
b) Skinner
e) Li Xiaoju
d) Morrow and Johnson
e) Wilkins