What is mingming doing?He is riding a bike.

What is mingming doing?He is riding a bike. _________old bike Li Lei is riding!A what a B what C what an Riding a bike is agood e__ Riding a bike is exercise.为什么Riding不能用ride? 1 __________boy is riding a bike,he is my younger brother 2 RIDING a bike is good exercise and great fun.But what do you What is he doing A young woman___(riding a bike/ is riding a bike) on the st 请求英译中1.A man is riding an old bike to the country.2.He stops He is riding a bike in the park now.对画线部分提问 英语翻译Tom is riding his bike in a park .He feels hungry .Just What is the most difficult part of riding the bike?