KIDS HAVE TO WALK FAST IF THEY WANT TO ____________ TH...

29. - File thứ 1: De va dap an thi thu lan 2, Anh
Tiếng Anh File thứ 1: De va dap an thi thu lan 2, Anh
29. Kids have to walk fast if they want to ____________ their parents on a stroll through the park. A. keep on to B. keep with C. keep up with D. keep over with