1.  请安静,别在教室里大声喧哗.
Be __________. Don't ______________________________ in the classroom.
2. 我们总是彼此谈得很高兴.
We always have a great time __________ to _____________________.
3. 我们都盼望着很快收到你的来信.
All of us ____________________________________from you soon.
4. 他长大后想要当一名老师. 
He would like ___________________ a teacher when he__________________.
5. 让他们尽可能快点知道这件事.
Let them know this____________________________.