IF THE TREE HADN'T BEEN SO HIGH, HE _____ IT UP TO TAKE HIS KITE DO...
9. If the tree hadn't been so high, he _____ it up to take his kite down.
A. could have climbed B. climb C. is climbing D. climbed
9. If the tree hadn't been so high, he _____ it up to take his kite down.
A. could have climbed B. climb C. is climbing D. climbed