Question

Every one of us must know this: _________ we live can we save the earth．

A．by changing the way only	B．by only changing the way
C．only by changing the way	D．by changing only the way

Answer 1

C

考查倒装句。从语境和选项的语序看，本题选C，用only+介词短语放在句首，后面接倒装句。