AFTER SB 后不接TO DO 也不接DOING,应该根据句意用相应的时态,因为TO DO /DOING 不能作谓语,如
He will go to play football after he finishes his homework .
如果不明白,请再问；如果对你有所帮助,
请点击本页面中的“选为满意回答”按钮,