Ⅰ.单句语法填空
1．My grandmother is a mine of information(inform) about our family's history.
2．There is some resemblance(resemble) between the accounts of the incident.
3．We guarantee to change(change) the unqualified product.
4．If she wants to settle in London，she must learn to adjust herself(she) to English life.
5．Surrounded(surround) by a river，the park had a central pond with flowers floating in it.
6．Everyone in the village is very friendly.It doesn't matter whether you have lived there for a short or a long time.
7．I am sure we can help you solve the problem，provided(provide)that you tell us all the necessary information.
8．It is rather embarrassing(embarrass) that we still do not know how many species there are in the world today.
9．We've kept up our friendship for over 20 years.
10．Sincere congratulations(congratulate) on your son wedding please convey our best wish.
