Xiao Ning is a child without a mother. How many times did you write Xiao Ning's smile in the reading exercise of "Love Can't Give"? What is the reason for the difference?

1. Occasionally, the antonym is often, and the antonym of joy is sadness.

2. The related word is although ... ...

3. When I first met Xiao Ning, I thought she was a (silent and hardworking) child; Later, after a period of getting along, I realized from her that love can't be given.

4. Two smiles of Xiao Ning are written in the article, namely: 1. The teacher accepted her donation in the activity of offering love to the disabled. This is because Xiao Ning won applause from his classmates.