EXERSISE 1 Fill in past simple or past perfect simple. 1. Before Red (to spend) his holiday in Italy he (to want) to learn Italian. 2. Jill (to phone) Dad at work before she (to leave) for her trip. 3. Susan (to turn on) the radio after she (to wash) the dishes. 4. When she (to arrive) the match already to start). 5. After the man (to come) home he (to feed) the cat. 6. Before he (to sing) a song he (to play) the guitar. 7. She (to watch) a video after the children (to go) to bed. 8. After Eric (to make) breakfast he (to phone) his friend. 9. I (to be) very tired because I (to study) too much. 10. They (to ride) their bikes before they (to meet) their friends.

<div class="content-answer-1 enable-event-click" style="overflow-x:auto;text-justify:inter-word;text-align:justify"><p><em>$\text{@su}$</em></p><br /><p><em>`1`, spent / had wanted </em></p><br /><p><em>`2`, had phoned / left</em></p><br /><p><em>`3`, had turned on </em></p><br /><p><em>`4`, arrived / had already start</em></p><br /><p><em>`5`, had came / fed </em></p><br /><p><em>`6`, sang / had played</em></p><br /><p><em>`7`, watched / had gone</em></p><br /><p><em>`8`, had made / phoned</em></p><br /><p><em>`9`, was / had studied</em></p><br /><p><em>`10`, had ridden / met</em></p><br /><p><em><span style="text-decoration: underline;"><strong>Bonus:</strong></span> </em></p><br /><p><em>- Thì QKĐ: S + V-ed + O</em></p><br /><p><em>            S + didn't + Vbare + O</em></p><br /><p><em>- Thì QKHT: S + had + (not) + P2 + ...</em></p><br /><p><em>- QKĐ + after + QKHT</em></p><br /><p><em>- QKHT + before + QKĐ</em></p><br /><p><em>(Nếu sai đâu, mong chỉ giáo)</em></p><br /><p><em>$\text{#BTS}$</em></p></div><div class="pt12"><div></div></div>