I (travel) to Thailand last year.
+: I travelled to Thailand last year. - : I didn't travel to Thailand last year ?: Did you travel to Thailand last year?
We (need) to change planes to get to our destination.
+: We needed to change .. - : We didn't need to change planes... ?: Did you/we need to change planes...?
I (be) late for work.
+: I was late for work. -: I wasn't late for work. ? : Was I / Were you late for work?
They (get on) a bus at the Central Station and (get off) in the city centre.
+: They got on a bus at the Central Station and got off in the city centre. - : didn't get on / didn't get off ? : Did they get on and did they get off?
We (oversleep and miss) our train.
+: We overslept and missed our train - : We didn't oversleep and didn't miss our train. ?: Did you/we oversleep and miss our/your train?
There (be) a lot of taxis
+ : There were a lot of taxis. - : There weren't many taxis. ?: Were there many taxis?
She (catch) a bus at the last minute.
+: She caught a bus at the last minite. - : She didn't catch a bus ?: Did she catch a bus?
We (stay) in a 5-star hotel.
+: We stayed in a 5-star hotel. - : We didn't stay... ?; Did we/ you stay ...?