第4题
A.调整拉伸试验机具,设定满量程范围,使试样最大撕破负荷在满量程负荷的30%~90%范围内
B.将试样放入卡具内,使夹持线与夹钳钳口线相平齐,然后旋紧上、下夹钳螺栓,注意试样在上、下夹钳中间的对称位置
C.开动拉伸试验机,直至试样完全斯破断开,记录最大撕破强力值作为试验结果
D.如试样从夹钳中滑出或不在切口延长线处撕破断裂,则应剔除此次试验数值,取其余样品试验结果的算数平均值作为土工织物的撕破强力
第6题
A.They were boring.
B.They were good lecturers.
C.They seldom asked questions.
D.They talked too much in class.
第7题
What does "to speak to" in the last sentence but one of the second paragraph mean?
A.To talk to.
B.To say to.
C.To communicate to.
D.To respond to.
第8题
Napoleon had a genius for war and politics.()
A.an ability
B.a quality
C.a talent
D.a taste
第9题
A suitable title for the passage would be______.
A.Whose Lead Should I Follow?
B.Oprah—A Talk Show Hostess
C.Why Do I Admire Oprah?
D.Oprah—A Regular Gal
第11题
We can learn from the passage that the two talk shows _________.
A.have monopolized the talk show circuit
B.exploit the weaknesses in human nature
C.appear at different times of the day
D.are targeted at different audiences