A grasp can be hard.Logical formLearned from18 sentences. Friendships can be hard.Logical formLearned from18 sentences. A hard drive can be fixed.Logical formLearned from18 sentences. Persons may transfer tracks to a hard drive.Logical formLearned from18 sentences. A hard drive may kill persons.Logical formLearned from18 sentences. A school can be hard.Logical formLearned from18 sentences. A hard work may be wasted.Logical formLearned from18 sentences. Some parts can be hard.Logical formLearned from18 sentences. A hard drive may undergo destruction.Logical formLearned from18 sentences. A lot can be hard.Logical formLearned from18 sentences. A hard disk may pertain-to a pc.Logical formLearned from18 sentences. Persons may have a hard road.Logical formLearned from18 sentences. High school can be hard.Logical formLearned from18 sentences. A hard line can be on immigration.Logical formLearned from18 sentences. Churches can be hard.Logical formLearned from18 sentences.