1. worried about2. skills of3. encourages me to study4. helping each other is5. in front of6. in the 1970s7.put up8. What an important9. reach the apples...
①nervous about（对...感到紧张）
②techniques for 或者 skill in（...的技巧）
③encourages me to study （encourage sb to do sth 意为鼓励某人做某事）
④helping each other is （互相帮助，help做主语，注意用动名词，即ing形式...
1. worried about 2. skills of
3. encourages me to work\study4. helping each other is5. in front of
6. in the 1970s7.put up 8. What an important
9. reach\get the appl...
