试题题干
concentrate这个单词的意思是（ ）
参考答案
正确答案：
试题解析
concentrate ['kɒns(ə)ntreɪt] vi. 集中；浓缩；全神贯注 vt. 集中；浓缩 n. 浓缩，精选；浓缩液
It was up to him to concentrate on his studies and make something of himself.
他能否专心学习并有所成就取决于他自己。
concentrate这个单词的意思是（ ）
concentrate ['kɒns(ə)ntreɪt] vi. 集中；浓缩；全神贯注 vt. 集中；浓缩 n. 浓缩，精选；浓缩液
It was up to him to concentrate on his studies and make something of himself.
他能否专心学习并有所成就取决于他自己。