【简介】感谢网友“雕龙文库”参与投稿，这里小编给大家分享一些，方便大家学习。
1. Though he started to learn to operate the machine as recently as last month, he can work ____________________ .
2. He worked very hard, but ____________________ .
3. Before he left for Shanghai, ____________________ .
4. He wrote to his friends, saying that ____________________ .
翻译解析：
1. as fast as a skilled worker now
2. couldnt perform as well as his parents had expected
3. he promised that he would go and see his grandparents as often as he could
4. after finishing his studies abroad he would come back as soon as possible
