Question

[Tina Nguyễn]

1. Complete the dialogues 1-3 with unless, otherwise, if or provided that. Sometimes more than one answer is possible.

1. A I'll be back at school by second lesson................. my appointment takes longer than 20 minutes.

B ........... you're not back, i'll take notes for you.

A Cheers!

2. A We need to set off early tomorrow. .................... we'll get caught in all the traffic.

B Well,............. I oversleep, I'll pick you up at 7.30 a.m.

A And....... you're not there, I'll ring you to wake you up!

3. A What time will your plane get in on Wednesday?

B ............ there are no delays, we'll land at 6.30 p.m.

A OK. ................ you're no later than 7.00 p.m, I'll meet you at the airport. ............. get a taxi home.