2.have so much fun       

1. a lot of flowers      

5. I went to the park last Monday. (改为否定句) 

I             to the park last Monday.

4. The weather was great in Beijing.( 对画线部分提问)

            the weather in Beijing?

3. Mary went to the zoo last week. (改为一般疑问句) 

      Mary       to the zoo last week?

2. I saw many chickens under the big tree. (对画线部分提问) 

            you       under the big tree?

1. My school trip was boring. (对画线部分提问) 

            your school trip?

5. I think you are very       (luck) .

4. They all       (go) to the mountains yesterday morning.

3. The farmers       (grow) strawberries from December to June every year.