下列常用词语的字音完全正确的一项是 A．翁媪ǎo 租赁lìn

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问题选择题

下列常用词语的字音完全正确的一项是

A．翁媪ǎo　　租赁lìn　　　紊乱wěn

B．凋敝diāo 　计较jiāo 　　婆娑suō

C．斡旋wò 　罪愆qiān　　戏谑xuè

D．吊唁yàn 　既然jì 　　　剖析pōu

答案

答案：B

计较jiào

填空题

根据图画提供的信息补全句子。
1.	She ______ many years ago. She ______ now.
2.	Sam ______ three years ago. Sam ______ by bus.
3.	Jim ______ yesterday evening. Look! He ______ now.
4.	D. My brother ______ math yesterday. He ______ Enghsh very hard now.
5.	Nancy ______ computer games last night. She ______ a book now.

问答题简答题

滚动轴承有什么样的缺陷时应当更换？