请将下面女性生殖器官名称与相应功能用线连起来．

A．卵巢              a．输送卵细胞

B．输卵管            b．产生卵细胞

C．子宫              c．胎儿产生的通道

D． * *               d．胚胎和胎儿发育的场所．

I（）to go for a walk, but someone called and I couldn't get away.

A. was planning

B. planned

C. had planned

D. would plan