at that time i put it __and let it play with a ball

at that time i put it __and let it play with a ball At that time I was a At that time i know i can't leave you I saw that Jenny was running at that time同义句 I ___Jenny ___at that time I heard that she was singsing at that time. i saw that she was doing her homework at that time.同义句i saw her homework at that time. I wish time could stop at that moment forever. I ____(write) a letter at that time Could I call you at that time?汉语 I saw that Jenny was runing at that time I __Jenny __at that time改为同义句 I only regret that I didn't hold you tight at that time. Only at that time,I knew that I already had the same one. i did my homework carefully(用at that time改写) i___ ____my homework carefully at that time At least I know that you've just put me as a friend At that time,maybe you will understand how fragile I.后面是用I还是me? I'm afraid at that time I'll be on campus anyway. 1.-I guess you are ( ) teacher.-NO.But I'm interested in ( )education of young children.A.a;the B.the;/ C./;the D.a;an2.-I couldn't help ( ) the tent because I was not free at that time.A.to put up B.putting up C.to putting uo D.having put up3.-How m where does the time fly… I looked so young at that time