【正文】
____ no sons. 7 It was hard work, _________ they really enjoyed it . 8 Call a taxi, ________ you will miss the train. 二. 用所給動(dòng)詞的適當(dāng)形式填空 1. They decided ____________( go) to the second island first. 2. My mother agreed ______________ ( not go) shopping. 3. My brother Tom failed __________ ( pass) the exam. 4. Our teacher often tells us _____________ (not cross) the road when the traffic light is re