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【单选题】
对滴管使用方法的叙述错误的是（ ）A.
非专用滴管可连续在不同试剂瓶中吸液
B.
滴瓶上的专用滴管专用，取用试剂后不要洗涤立即回位
C.
滴管吸液后，不要或倒置
D.
用滴管向试管中滴加试剂时，试管要悬空，不得伸入试管或与试管接触
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举一反三
【多选题】The rights of refugees are:
A.
right of return & right to non-refoulement
B.
right to family reunification
C.
right to travel
D.
restriction of onward movement
【单选题】The displaced persons do not enjoy the same rights as refugees because __________.
A.
they have a different name
B.
they are protected by UNHCR
C.
they have not crossed an international border
D.
they are protected by 1951 Convention
【单选题】The majority of the Lebanese have historically supported expanding rights and improving the conditions of Palestinian refugees in Lebanon.
A.
True
B.
False
【简答题】CFG桩施工机械有( )、( )
【多选题】Refugees' rights include:
A.
Right of return
B.
Right to non-refoulement
C.
Right to family reunification
D.
Right to travel; restriction of onward movement
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