Climb to FL280 ______ until ______

It wasn’t until the 20 Cook the onion until it has _________. They ( ) until the bell rang. They worked in the field until the sun _________ .   Not until midnight（）raining.   It was not until midnight ____________ the camping site. Not until many years later______ They won't be back until the work （）. Not until last year did the author _____ They ______ the train until it disappeared in the distance. Not until the war was over _______ to school. Not until _______ smoking ________ healthy lungs. They _ the train until it disappeared in the distance. It was not until midnight（）they reached the campsite. 构件”楼面3 - 280防滑地砖防水楼面 - 30 - 防水上“中的280表示（） Don’t the bus until it stops. It was not until midnight they reached the camp site. They won’t be back home until the work _____. [ ] We will wait until everyone ________ back. It was a magic night until the spell was broken.