—Did you find the missing couple in the mountain yesterday?—No, but we ________ to get in touch with them ever since. 

This ______ my first lime standing in front of so many people, I can’t help sweating．

 For the sake of enough time for study and rest, students are _____ from using cellphones in our school.

(南京市2008—2009学年度第一学期期末调研测试卷)The temperature will fall sharply the day after tomorrow, when a snowstorm ______ to strike our area.

Since I won the big prize, my telephone hasn’t stopped ringing. People ______ to ask how I am going to spend the money.