Chia động từ ở thì thích hợp 1. Tomorrow, the train (leave)........ at 5:00 p.m 2. Yesterday, my mother ( buy)................. a Moon cake 3. I usually ( walk) ........... to work. 4. He ( build) .............. a house last year. 5. They ( be) .................there 5 year ago Làm giúp mình nha. Mình đang cần gấp😊😊😊