1.the letter isn’t here because the post this morning 1)didn’t arrived 2)didn’t arrives 3)didn’t arrive 4)doesn’t arrive 2.i got a text message while l for the bus 1)was waiting 2)waited 3)were waiting 4)was waited 3.when i was a child i stay up late. 1)didn’t used to 2)used it not 3)didn’t use to 4)wasn’t used to 4.i hope we time 1)arrive 2)will arrive 3)are arriving 4)will be arrive
2. 1)
3. 3)
4. 1)