4. The train to Bristol leaves at 11:15 from platform.

-> lịch trình tàu xe dùng hiện tại đơn.

5. When rescue workers arrived, people had already left the flooded villages.

-> When + quá khứ đơn, quá khứ hoàn thành

6. If I were you, I would not turn the heater all the time to save electricity.

-> if 2 : If + S1 + V2/ed, S2 + would + Vinf 

+) The train to Bristol leaves at 11:15 from platform

+)When rescue workers arrived, people has already left the flooded villages

+) If I were you, I would not turn the heater all the time to save electricity

Xin hay nhất nha