1.The two most important ___ in making a cake are flour and sugar.

A.elements

B.components

D.constitutions

2.Cultural ___ indicates that human beings hand their languages down from one generation to another.

A.translation

B.transition

C.transmission

D.transaction

3.We must look beyond ___ and assumptions and try to discover what is missing.

A.justifications

B.illusions

C.manifestations

D.specifications

4.I'd rather you ___ by train because the weather forecast said there would be heavy snow tomorrow.

A.went

B.should go

C.will go

D.do

5.Einstein won the Nobel Prize in 1921 and enjoyed great fame in Germany until the rise of Nazism ___ he was expelled from Germany because he was a Jew.

A.when

B.who

C.then

D.which

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