22. We know a good deal about the people who lived in China 4, 000 years ago, because they ______write and leave written records for those who lived after them.
He ________ the things in the old case which he wanted to keep.
With the development of economy, even people in remote villages can have ________to computers.
In my opinion, a short stay in the country for some time will be ________to her health.
—How are your children in their new home?—Fine. The good thing is that they've _______very easily to new environments.
The hare arrived at the tree exhausted,only ________ that the tortoise had already been there.