concentrate单项选择练习题及答案-天津高中英语高三-组卷网

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单项选择 | 适中(0.65) |

approach concentrate investigate memorize 动词词义辨析

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1 . As students, we must_________ on our studies and work hard instead of fooling around.

A．investigate

B．memorize

C．approach

D．concentrate

2021-01-20更新 | 255次组卷 | 2卷引用：天津滨海七校2021届高三联考英语试题

2020·天津北辰·三模

单项选择 | 较易(0.85) |

approach concentrate investigate memory 动词词义辨析

2 . As students, we must ________ on our studies and work hard instead of fooling around.

A．investigate

B．memories

C．approach

D．concentrate

2020-07-01更新 | 165次组卷 | 1卷引用：2020届天津市北辰区高三高考模拟考试（三模）英语试题