Circle the correct sentence, a or b. 1) a. They was Presidents of the USA.
b. They were Presidents of the USA.
2) a. Where you were born?
b. Where were you born?
3) a. Were the tickets expensive?
b. Did the tickets be expensive?
4) a. They booked the tickets last April.
b. They book the tickets last April.
5) a. They didn't arrive in Australia.
b. They didn't arrived in Australia.
6) a. When does the plane landed?
b. When did the plane land?
7) a. Had they a good time last night?
b. Did they have a good time last night?
8) a. They leaved the bar very early.
b. They left the bar very early.
9) a. I didn't see anything.
b. I didn't saw anything
10) a. What time did you go to bed?
b. What time you did go to bed?​