Sarah wondered what ______ her 70-year-oldgrandpa would make of the new computer.

He treasured a notebook in which ______ hisbank account password and his friend’saddresses.

______ disappointed she will be if she knows the result of the match!

English is a language ______ in manycountries.

has inproducing clones of cows and goats, and continues to research ways _______can benefit mankind.