求助：比如一个句子里有好几个介词 如： A in B of C at D on E with F to G ··· 这样

求助：比如一个句子里有好几个介词 如： A in B of C at D on E with F to G ··· 这样 A.where B.in which C.at which D.that E.which F.its G.with H. ______the morning of National Day A.In B.on C.at D.with It was late__the night of october 20,1999.A.on B.in C.at D.f Taiwan is ___ the southeast of China.A in B to C on D at 希望有 Students don't go to school _____Sundays.A.in B.at C.on D.of I'm going to school____Monday mornig.A at B in C of D on shanghai is （ ） the east of our country A.at B.to C.in D.on TAIWAN IS( )THE SOUTHEAST OF CHINA .A,IN B,TO C,ON D,AT Sanya is _____ the south of China.A.to B.on C.in D.at Hainan Island is,the south of China.A,in B,on C,at D,to Guangzhou is —— the south of China.A.in B.on C.at D.to