57._________A.If B.Just C.only D.Rarely

There are few, _____, mistakes in the book.A: if someB: if manyC: if anyD: if few

答案解析

____________________[A] even if [B] if only [C] only if [D] as if

答案解析

_________[A] if [B] unless [C] as [D] lest

答案解析

_________(58)A.if B.whetherC.no matter D.only

答案解析

Some scientists doubted________.A.if the Gardener

答案解析

_________(64)A.if B.how C.when D.why

答案解析

56._________A.if B.whetherC.either D.neither

答案解析