重點講解:
1. all the time 一直;始終;
例句:He remained silent all the time.
他一直保持沉默 。
2. add up 加起來;累積;
例句:She made a mistake when adding up the bill.
她在合計帳單時出了差錯 。
3. help out 幫助…做事;
例句:He helps out in his father's shop after school.
放學后他在他爸爸的店里幫著做事 。
adj. 液體的,液態的
n. 液體