Почему во втором предложении (первой реплики второго человека) "swimming", а не "swim" или "to swim"?

1: What are you doing this weekend?

2: Well, on Saturday we're going swimming. Do you want to come with us?

Закончите предложения с I/me/we/us/you/he/him/she/her/they/them 1. I want to see her but ... doesnt want to see ... 2. I want to see him but ... doesnt want to see ... 3. They want to see me but ... dont want to see ... 4. We want to see them but ...

Conversation 1 A: What are you going to do this weekend? B: I'm going jogging on Saturday morning and then in the evening I'm going to meet Bob and we're going for a dr in the pub.

I can jump well. I can swim well. I can play footba well. I can skate well. I can dance well. I can read well. I can write well. I can count well. I can draw well. l can ski well. перевод на русский

Помогите ответить на вопросы по английскому: 1) What are you doing this evening? 2) What are you doing tomorrow evening? 3) What are you doing at the weekend? 4) What are you going to do in your spare time on Saturday?

1. My dog (have/has) a puppy. 2. Our dog (swim/swims) well. 3. Your mother (swim/swims) well. 4, His mother (don't/doesn't) skate. 5, Her father (ski/skis) well. 6, His sister (run/runs) well. 7, His sisters (don't/doesn't) swim well. 8.