IV.Sửa lỗi sai
1.We first met when he became the manager of the bank
2.I sometimes call on my younger sister when i'm in london
3.After we had eaten , we played cards
4.Take a pack lunch with you , in case you get hungry
5.There was a power failure earlier today and the trains are all running late now
6.He behaved in such a silly way I was ashamed of him
7.We served drinks as soon as our friends arrived
8.Dad found his change between the couch cushions
9.To tracks my running speed , I use a stopwatch
10.Carter put wood in the fireplace to keep the cabin warm
11.Christina went to the grocery store
12.The carpenter hit the nail with a hammer