The earth is ______ the moon a.as 49 times big as b.49 times as bigger as c.49 times as big as d.as big as 49 times选哪个横杠上填啥?

Is the earth round?The little boy asked.(改为宾语从句)The little boy asked ______ the earth ______ round.请问the earth 后用 is 还是 was? The Sun is about 1300000 times larger than the Earth.=the sun is about 1300001 times _____ ______ ______ the Earth=the sun is about 1300000 time _____ ______ ______ the Earth The ______ is the nearest to the Earth. A.moon B.sun C.star Walking on the moon is ______(difficult) than walking on the earth. The moon is ------ ---- ----- the earth. the earth is being ______(make harmful to living things)by people The moon is much nearer to the earth than any other planet.保持原句意思The moon is______ ______ to the earth among all the planets. three quarters of the earth's surface is covered with water.(保持原意）_____ ______ of the earth's surface is covered with water Almost ______ of the earth ______ water.A.three quarters …are B.three quarters,is A or 一道英语填空题：The moon is nearer than the sun ______ the earth.(填一介词） help help help 句型转换I ask my teacher ,Is the earth round? I ask my teacher ______ the earth ______round.（同义句转换） 21.______ from the moon,the earth is just like a bigsphere.21.______ from the moon,the earth is just like a bigsphere.A)looked atB)to look atC)looking atD)looking The sun is much ___than the Earth. The moon is bigger than the earth. Is the moon nearest to the Earth the moon is near to the earth The earth is the third planet. what is the shape of the earth?