Where’s your mother, Helen—She_________ the flowers in the garden.

Every one of us should help others in trouble, which can make our or our country better.

It’s a good way to learn about science there because you can ________ ideas.

. Information has been put forward ____more middle school graduates will be admitted into universities.

Optimism had been growing ____the weekend meeting of EuropeanUnion leaders in Brussels would come up with a substantial plan for dealing with the debt crisis.[ ]