Question

3．学生们应该把更多的精力放在学习上．
Students shouldconcentrate more on their study．

Answer 1

分析 concentrate more on their study．

解答 答案：concentrate more on their study．这里是含有情态动词should，后加动词原形，表示把精力放在…用concentrate on…后加名词代词或动名词，这里加上their study，同时在动词concentrate之后加上副词much的比较级more表示程度，故答案是concentrate more on their study．

点评 concentrate on 专心于，把思想集中于…将…集中于…如：Their talks always center around politics．他们的谈话总是围绕着政治，pay attention to 注意，关心 如：…Pay more attention to doing that．做那件事要更加注意focus on 致力于…对（某事或做某事）予以注意 把…作为兴趣中心 使聚焦于 使直射于 （使）集中于其中pay attention to 的语感是最弱的，concentrate on次之，focus on 比较强此外，focus有焦点的意思