Distinguished guests and friends, welcome to our school. the ceremony of the 50th Anniversary this morning are our alumni(校友) from home and abroad.
It is the custom for people to get together on New Year’s Eve, ______ fun with each other.
They are not only a source of ______, but also an important way of learning.
Teachers assign homework for ______ purposes. In some cases, teachers seek to review and solidify materials being covered in class.
-Peter has been eating sweets all day. -No ______ he is not hungry.
There are ______ flowers and trees shown in the park and ______ people go to have a look,