Our monitor always comes to our help when we get into trouble _______ she is very busy.
The school should ____ immediately to the parents’ request that students not attend classes on Sundays.
—The government should try to balance economic growth and pollution from industry.—____. It’s time to do it.
____ the terrible weather and the possible dangers ahead in the mountains, he insisted on going there alone.
He had been practicing his spoken English with the ____ of working as a volunteer for World Expo Shanghai and his dream finally came true.
If there is anything wrong with the sentence, please ____.