用括号内单词正确形式填写。 1. We think it _________(necessary) to give students tests every day. If so, the students will be very tired. 2. He's business-like. He's good at ___________( plan) things ahead. 3. Our English teacher uses different_____________(act) to keep us ____________(interest) in class. 4.I really don't know which __________(do) first. I feel __________(stress) from time to time. 5.I hope I can have my parents'____________(support). 6.Are you crazy about __________( play) football? 7.Keeping your  ____________(worry) to yourself can make them worse. 8. She's making a few birthday ___________(wish) , but we don't know what she's wishing for. 9. ______________(hand) in your homework on time, or your teacher will be angry with you. 10. It's my____________(please) to give you some useful ___________(suggest).