Nowadays food safety is a big problem and nobody can guarantee all foods are safe to us, but food produced in the normal companies is ______ better.

She put some soil in the box, then sowed the seeds carefully, and covered it with more soil. _______ she kept the box in the shade.

After Ya’an earthquake the school practiced an emergency drill showing the children how to         find their “safe place”____. 

.– Shall I tell Ann how to improve for painting?---Yes, but ____ of suggestions may discourage her.

—I heard a bus accident happened yesterday.—The bus crashed. Luckily, only a few passengers aboard were _____ injured in the traffic accident.