ition to the farming they ______ since the1990s, the Smiths have started a small business

Only by_______each other can we achieve our goals .

30．— What’s the trouble with you, Andy? — I want to find another firm. Whatever I do, I can’t ________ the boss now.

下列各句加点的词活用现象不同的一项是（ ）

Peter, what have done withthe poor dog He is wet through!—Not ______, mum! I neverdo the same thing a second time.