1 The race must / could be starting soon. Look – the athletes have come out onto the track.

2 If it ___________ been for the GPS on your phone, we'd have got completely lost

4 It isn't worth / able arguing with Tom about this – he won't listen to you.

3 I don't know if we'll have a test on Friday, but I presume it / so. We usually do.

5 Whatsoever / What on earth is wrong with my phone? I can't switch it on.

7 It was so noisy in that hotel! It took hours before we were able / could to get to sleep.

6 Thank you so much, Anil. You ________________ (need) bought me a present, but it was very kind of you.

7 Katja is a really good friend. ___________ I like most about her is her sense of humour.

1 The policeman asked if I'd been the first person ________________ (arrive) at the scene.

2 Two million copies of the book ________________ (sell) since it was first published in 2008.

3 The minister signed his name at the bottom of the scientific report, but he later confessed to ________________ (not understand) a word of it.

5 By the end of this month, my parents ________________ (be) married for twenty years.