1、Unit 4 Astronomy：the science of the stars.单词拼写1She has a degree in _(生物学)2An apple falls down because of _(重力)3The moon is a _(卫星) of the earth.4He is a lovely boy, very _(温和的) and caring.5He is a _(物理学家) of the first rank.6Some plants will not grow in a cold _(气候)7Another _(宇宙飞船) has been sent up r
2、ecently.8A small crowd attempted to _(拉) down a statue.9When youre tired of swimming, just _(漂浮) for a while.答案1biology2.gravity3.satellite4.gentle5.physicist6climate7.spaceship8.pull9.float.单句语法填空1Your smoking can be _(harm) to the health of your children.2When he was sixteen he joined a _(religion
3、) group.3The firemen were _(puzzle) about the cause of the fire.4_(give) birth to a baby is a terrible thing for the poor.5His heart was beating _(violent)6EU did not come into _(exist) until 1993.7Shake him _(gentle) to see if he responds.8Jim fell into the lake and had to _(pull) out.9At the end of the interview I was _(exhaust)10When _ (cross) the street, please watch out for the coming cars.答案1harmful2.religious3.puzzled4.Giving5.violently6existence7.gently8.be pulled9.exhausted10crossing
