Grammar: Zero and first conditional; When, as soon as, before, after, until p. 41

Watch the video to revise the rule and then do the exercise. Choose the correct alternative.

1 ________ if they go jogging in the early morning?
2 We ________ happy if our favourite team wins tonight's match.
3 If they eat too much junk food now, they ________ feel well.
4 If the fruit is green, it ________ good.
5 Unless you listen to me, I ________ angry.
6 ________ have breakfast if you get up early tomorrow?
7 Sarah ________ do the exercise unless she drinks some water first.
8 Kids ________ happier if they're active and do sports.

Complete the sentences with the correct form of the verbs in brackets. Use the contracted form where possible.

1 You ________ (take up) karate if you ________ (attend) a trial lesson. I'm sure! (A possible future situation)
2 ________ (you / go) running if it ________ (start) raining? (A possible future situation)
3 Mike ________ (not feel) OK unless he ________ (do) sport every day. (Something which is always true)
4 It ________ (not be) sunny tomorrow if the wind ________ (not blow) the clouds away. (A possible future situation)
5 If there ________ (be) a lot of traffic, w ________ (be) late for the training session. (A possible future situation)
6 Vegetables ________ (lose) some vitamins if you ________ (cook) them and you ________ (not eat) them raw. (A certain result)
7 Unless she ________ (hurry), sh ________ (miss) the yoga session. (A possible future situation)
8 ________ (bones / grow) faster if a person ________ (drink) a lot of milk? (Scientific truth)

Watch the video to revise the rule and then do the exercise. Complete the sentences with the correct form of the verbs in brackets. Use the contracted from where possible.

1 We ________ (not have) dinner until all the guests ________ (arrive).
2 After Susan ________ (finish) working, sh ________ (go) to the gym.
3 ________ (you / wash) your hands before you ________ (start) cooking?
4 They ________ (play) football again as soon as the new season ________ (begin).
5 ________ (he / text) us when he ________ (land) in London?
6 When Mary ________ (come), w ________ (offer) her herbal tea.

Complete the dialogue with the correct form of the verbs in brackets. Use the contracted form where possible.
Deb: I'm feeling so tired.
James: Oh, no! As soon as we ________ (get) a supermarket, w ________ (go) inside and w ________ (buy) an energy drink.
Deb: Absolutely not! If I ________ (drink) an energy drink now, I ________ (not sleep) tonight.
James: Really? You ________ (have to) gain some energy before we ________ (go) to the concert, anyway. It's going to finish late.
Deb: Well, when we ________ (pass) by a grocery store, ________ (get) a sandwich or a piece of fruit. Much healthier than an energy drink!
James: Good plan. I'll eat something, too. You know, if people around me ________ (have) a snack, I immediately ________ (get) hungry. It always happens to me!