现在分词训练 用适当的非谓语动词形式填空，把答案按顺序填写在答题区。 1. ___________ （play) tricks on others is something we should never do. 2. ____________ （learn) new words is very important for me. 3. I can’t avoid ____________ （go). 4. People couldn’t help ____________ （laugh) at that foolish man. 5. Have you considered ____________ （look) for one special friend？ 6. You should pay attention to ___________ （observe) the plants. 7. She caught the student _____________ （cheat) i