IF THE WALL WEREN'T SO HIGH, HE _____ IT UP TO TAKE HIS BALL D...

300 BÀI TẬP HAY VỀ CÂU ĐIỀU KIỆN CÓ LỜI GIẢI CHI TIẾT

Bài 10. If the wall weren't so high, he _____ it up to take his ball down.A. climbedB. could climbC. is climbingD. climb