这幅《我心飞翔》漫画告诉我们，学习是一项艰苦的脑力劳动，最忌讳浮躁、精力不集中，而应该①思想集中 ②目的明确 ③心情紧张 ④专心踏实

题干

这幅《我心飞翔》漫画告诉我们，学习是一项艰苦的脑力劳动，最忌讳浮躁、精力不集中，而应该（）

①思想集中 ②目的明确 ③心情紧张 ④专心踏实

A：①②③

B：①②④

C：②③④

D：①③④

上一题下一题 0.0难度选择题更新时间:2019-05-30 01:16:02

B

Manners in a dinner party
What to take	You can bring some drinks like ____ juice, beer or something like these.
When to arrive	You should arrive on time or no more than ____minutes late. If you'll be fifteen late, you should give the host a ____.
What to do at the table	Try to be relaxed and ____ at the table. If you can't use the knife and ____ , you can watch others.