【简答题】Write the word in the blank according to its paraphrase. be very good at: ( ) to increase something; to make something stronger; to supply something with material that can be burnt to ...
【简答题】vt. add sth., esp. what you earn or eat, in order to increase it to an acceptable level 补充;增补;增加n. [C] sth. that you add to sth. else to improve it or make it complete 增补物;补充物;补给品