Children’s brains cannot develop properly _________ they lack protein.

Excuse me. May I sit here—I’m afraid you _________. My daughter will come backsoon.

It is impossible for ______ little children to do ______ much work within 20 minutes.

24Everything a family needs to plan a party, except the cake and ice cream, ______ to the home in a large basket

All of us went to the park ______ Bob. He had tolook after his sister.