Jawaban:

1. my father always washes his car every Sunday

2. They are playing footaball

3. (-) My father doesn't always wash the car when it is dirty

  (?) Does my father always wash the car when it is dirty ?

4. (+) You always work hard to earn money for your family

   (?) Do you always work hard to earn money for your family?

5. (-) Budi and Wati aren't talking about the social problem arose from the mining project

  (?) Are Budi and Wati talking about the social problem arose from the mining project ?

Penjelasan:

Present Tense :

(+) S + Verb1 + s/es + Noun

(-) S + Dont/Doesn't + verb 1 + noun

(?) Do/does + S + verb 1 + noun

Present continous tense

(+) S + to be (is/am/are) + Verb 1 + -ing + noun

(-) S + to be (am not/isn't/aren't) + Verb + -ing + noun

(?) To be (is/am/are) + S + verb 1 + -ing + noun