Our teachers often tell us to ________ first when we are in danger.
A.sit down B.calm down C.die down D.put down
People ________ many trees these years. A lot of animals lost their homes because of this.
A.cut down B.sat down C.went down D.took down
If you feel tired, you can ________ and have a rest.
A.turn down B.lie down C.cut down D.take down
Sometimes it's not polite to ________ others' weaknesses in public. It may make people embarrassed.
A.come out B.break out C.stand out D.point out
________！Something is falling down from the building. It's too dangerous.
A.Bring out B.Carry out C.Lay out D.Look out
We need to do some research to ______ the answer.
A.find out B.look out C.hand out D.take out
