| A．Did you go to see the Ice and Snow Festival? |
| B．Did you went to see the Ice and Snow Festival? |
| A．There are many people. |
| B．There were many people. |
| A．Did you have fun? |
| B．Did you had fun? |
| A．It‘s a good snowman. |
| B．It’s a lovely snowman. |
| A．I go to Hainan. |
| B．I went to Hainan. |
| A．Was it very cold there? |
| B．Is it very cold there? |
| A．I go to see my grandpa. |
| B．I went to see my grandpa. |
| A．I go skating on the lake. |
| B．I went skating on the lake. |
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