---Do you want to go to Beijing this summer vacation? ---Yes, of course. When I heard that I would go to Beijing with my parents, I couldn't help ________.
A.sing and jump B.singing and jump C.singing and jumping D.sing and jumping正确答案C
---Do you want to go to Beijing this summer vacation? ---Yes, of course. When I heard that I would go to Beijing with my parents, I couldn't help ________.
A.sing and jump B.singing and jump C.singing and jumping D.sing and jumping正确答案C
