Look! The girls ……….. in the schoolyard.
A. are skipping
B. skips
C. skipping
D. to skip
Đáp án: A
Dịch: Nhìn! Các cô gái đang bỏ qua trong sân trường.
I am having a math lesson but I forgot my ………….. I have some difficulty.
Cuong and Minh …….. their bicycles to school form Monday to Friday.