单句语法填空
1．[2023·全国乙卷]________ I was in my primary school, I had an opportunity to attend a musical contest held in my school.
2．[2023·新课标Ⅰ卷]It's been an honor to watch the panda programme develop ________ to see the pandas settle into their new home.
3．[2023·全国乙卷]She put the new color on her hair and sat still for 30 minutes, just ________ the directions said.
4．[2023·新课标Ⅰ卷]To eat one, you have to decide whether to bite a small hole in it first, releasing the stream and risking a spill (溢出), ________ to put the whole dumpling in your mouth, letting the hot soup explode on your tongue.
5．[2022·全国乙卷]________ you ride a bicycle, you don't use petrol. So they are not producing carbon dioxide and not cause air pollution.
6．[2022·新高考Ⅰ卷]The GPNP is designed to reflect the guiding principle of “protecting the authenticity and integrity (完整性) of natural ecosystems, preserving biological diversity, protecting ecological buffer zones, ________ leaving behind precious natural assets (资产) for future generations”．
7．[2022·全国甲卷]The disagreement was ________ sharp that neither he nor I knew how to settle it.
8．[2022·新高考Ⅱ卷] He hung on for a few minutes ________ screamed for his father, but his father didn't hear him.
