【題目】Let’s ______ outdoors. ( )

【題目】In the USA you must wear a when you ride a bike. ( )

【題目】Don’t ______ on the sofa. It’s dangerous. ( )

【題目】It’s cold. Don’t run ______ the stairs. You ______ get hurt. ( )

【題目】I like ________ drink. ( )

【題目】There ___________ no time to have breakfast. ( )

【題目】I will help my mother ______ the floor. ( )

【題目】當(dāng)你遲到了，你應(yīng)該對老師說： ( )

【題目】This knife is very ______. You may cut ______. ( )

【題目】Lingling is sleeping, her sister is singing. ( )