Susan has bought a large house with a swimming pool.—It ______ be very expensive. I never even dream about it.

I will never forget the years _____I lived in the country with the farmers, ______has a great effect on my life [ ]

It is a tough task, but we are _________ not to shrink(退缩) from it.

The purpose of new technology is to make life easier, _____ it more difficult. [ ]

They didn’t ________ the true meaning of what the boss had said, and thus their task almost completely failed.