2017-2018学年必修一英语Unit5(第1课时)课后练习含答案 Ⅰ. 单句语法填空(不多于3个单词) 1. Helen was ________(attack) while ________(walk) home late at light. 2. It is ________(legal) for boys of that young age to drink alcohol. 3. He prefers to watch the stars in the sky at a ________(peace) night. 4. Her ________(devote) to the job left her with very little time. 5. ________ when I left my parents for Italy did I realize how much I loved them. 6. You could get into a situation ________you have to decide immediately. 7. The thief, who was put ________ prison, had ________ feeling of guilt. 8. The soldiers were fighting bravely ________ their people ________ the enemy. 9. He is always the first student ________(come) and the last ________ (leave)． 10. The school ________ I studied for only two years was three kilometers ________.