I can swim now but couldn't swim when l ___ ten years old.

I can swim now but couldn't swim when l ___ ten years old. 10.I can swim,but I _____ swim well.A.can B.am C.can’t D.doesn’t i can see him （ ）in the swimming pool now.A . swim B. swims C. to swim D. swimming 【考例】My little sister _____ now,but she _____ some English songs.A.can’t swim; can sing B.can’t to swim; can sings C.can swims; can’t sings D.can’t swimming; can singing can you swim yes,i can.but i can't swim w补全句子 the girl can swim now,but she could't swim in the p() 【填空】I an u___ to swim,but I can skate... 用can或could填空.1、--_________you swim last year?--No,I_________.But now I can.2、I________play tennis now,but I_________play it last year.3、My brother__________play volleyball two years ago.4、She____________speak English very well.But she 1.It doesn't matter___you can't come to my party.A.as long as B.whether C.if D.now that2.I don't know___you can swim or not.A.as long as B.but C.and D.now that You can hardly swim,can you?( ).But my mother says she'll teach me during my summer hoiday.A.yes,I can't B.No,I can.C.No,I can't.D.Yes,I can.选择 Many boys _____ (swim) in this river last year.But they can't now He can swim now. He is _ _ swim now. I can swim I can swim I can swim very well,but she().Sally likes bread,but I().把句子补充完整 I can't sing( ) dance,but I can swim( )skate.A and ,and B or,and C and,or D or,or Can you swim ---------A.yes I can B.No,i can C.Yes,I can't Rose often goes to____on Sundays.But now she is______.A.swimming,swimming B.swim,swim C.swim,swimming D.swimming ,swim原因，为什么