1.步行有益健康。

Walking  {#blank#}1{#/blank#} your health.

2.汤姆这些天在忙着准备期末考试。

Tom is{#blank#}2{#/blank#} his end-of-term exams these days.

3.幸亏你的帮助，我才按时完成了工作。

{#blank#}3{#/blank#} your help, I finished my work on time.

4.我们的新操场是去年建成的。

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She often helps her mother {#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#} {#blank#}4{#/blank#}.

Can you teach me{#blank#}1{#/blank#}?

China {#blank#}1{#/blank#} a big {#blank#}2{#/blank#} in the 2022 FIFA World Cup in Qatar. From brand support to cultural products, Chinese elements(元素) could be found both on and off the field.