选词填空,并做适当的变形 comment think twice implement go off fill out 1. After Tom passed his driving test, he_________ an application for his driver's license. 2. Mary and I have________ cooking, So we live on salads these days. 3. If I were you, I'd __________ before investing the money in that business. 4. He had read the novel himself, and made quite a few _____________on it. 5. The committee's suggestion will be ______________once the president gives the permission.