While circling the balloon,the pilot saw three men in the basket,while circling是什么语法

While circling the balloon,the pilot saw three men in the basket,while circling是什么语法 4.the sun rises in the east and sets in the west,so it seems as if the sun(）round the earth.A.were circling B.circles C.is circling D.be circling the sun rises in the east and sets in the west,so it seems as if the sun___round the earthA were circling B circled C is circling D be circling选哪个?考点是什么? 选择相同的意思Our plane has been circling for a long time.I'm told that the airpost was closed for a while and the things still aren't back to normal.A.An earlier closure has affected the airport's schedule.B.The airport has been closed owing After Yang Liwei succeeded in circling the earth,______ our astronauts desire to do is walk in space.选项:a、where b、 what c、 that d、 how After Yang Liwei succeeded in circling the earth,_____ our astronauts desire to do is walk in space.A.where B.what C.that D.how Could you help to solve and explain the problem?After circling around the earth for 3 days,Shenzhou Spaceship received the command from the ground that ____ as scheduled the next day.A.it land B.it lands After circling around the earth for three days,Shenzhou Spaceship received thecommand from the ground that（ ）as scheduled the next day.A,it has landed.B,it lands C,it will land D,it land为什么不是C, 改错题,马上解答My mother did not know whom to be angry with for the boken glass as it happened while she was out.Yang liwei,nie haisheng and fei junlong who succeeded in circling the earth ,are not only the pride of the chinese people ,but als It ________ Yang Liwei about 21 hours ________ the earth 14 times in his spaceship.A.spent; circling B.took; travelling C.spent; to travel D.took; to circle there are over 10000 recorded pbjects circling the earth 翻译句子 while the i fell off the bike_A.while riding B.while i am riding C.while i rode选哪 Be careful ------you ----the roadA.while,cross B.when ,cross C.while ,across理由 A brilliant idea occurred to him,________ to his research in the lab.A.while devoting B.while devoting himselfC.while he was devoted D.while devoted but I decided I would get directions inside instead of circling around in the rain like a idiot. 同义句转换 After Yangliwei succeeded in circling the earth ..1.After Yangliwei succeeded in circling the earth ,what our astronauts to do is to walk in space.After Yangliwei succeeded in circling the earth ,_____ ______ our astronauts desire to while引导的从句(选择题)The singer is singing happily ( ) guitar crazily.A.while playing the B.while he played theC.while playing D.while he played选B怎么不行了,从句啊