组合夹具进入最后装配时应按（）顺序进行。
A.由上而下
B.由下而上
C.由内到外
D.有外到内
E.有后面到前面
参考答案：A, B, D
土地承包经营权人依法对其承包经营的耕地、林地、草地等享有占有、使用和收益的权利。根据《农村土地承包法》规定，不同类型农用地的承包经营权期限最长的为()年。
A.30
B.40
C.50
D.70
Mary’s parents hope she will become an outstanding pianist and they don’t ________her to go out with her friends even on weekends.
A．agree
B．permit
C．approve
D．suggest
