6.Cmancannowcreateradioactiveelements,thereisnothinghecandotoreducetheirradioactivity.A.AsB.WhetherC.WhileD.Nowthat10.BtheclaimaboutGermaneconomicmight,itissomewhatsurprisinghowrelativelysmalltheGermaneconomyac

Question

6.__C__ man can now create radioactive elements,there is nothing he can do to reduce their radioactivity.
A.As
B.Whether
C.While
D.Now that
10.__B__ the claim about German economic might,it is somewhat surprising how relatively small the German economy actually is.
A.To give
B.Given
C.Giving
D.Having given
15.___A_,a man who expresses himself effectively is sure to succeed more rapidly than a man whose command of language is poor.
A.Other things being equal
B.Were other things equal
C.To be equal to other things
D.Other things to be equal
18.A good many houses _B___ knocked down by the earthquake.
A.was
B.were
C.is
D.are

Answer 1

第一个表转折 尽管的意思
第二个 此处given是介词 “就……而言 考虑到”的意思 后面直接加名词 （如果是given that 后面就加从句）
第三个是独立主格结构.A和D的区别是前者表现在的状态 后者表将来时态 具体语境 所以选A
第四个 A GOOD MANY 修饰复数形式的名词 这从HOUSES可以看出来 .KNOCK DOWN是瞬间动词 再加上语境 用过去式