If you have difficulty     something，wearing red     it easier for you to take action．

--What did the teacher say just now?--- The teacher told us _______ our hands before ______ the questions.

–What time were you supposed _______?–At six o’clock. But I arrived at six thirty.

 ______ to forget is a good way to solve our problems and we can also deal with them by ______ of something worse.

We have worked for three hours. Now let's stop _________ a rest.