搜题请搜索小程序“爱下问搜题”
问题 不定项选择题

T℃将某硝酸钾溶液第一次蒸发10克水，恢复到T℃析出3克晶体，第二次蒸发10克水恢复到T℃析出晶体的质量为[ ]

A．一定小于3克

B．一定等于3克

C．一定大于3克

D．等于或者大于3克

答案

答案：D

完形填空

根据所给的句子以及汉语释义，用所学过的单词或短语完成句子，每空一词。

小题1:His kindness really made us _______ _______ (舒适，自由自在).

小题2:_______ _______(难怪) he made such rapid progress, he was so hardworking.

小题3:We’d better book a table _______ _______ (提前) in case it is crowded.

小题4:A hurricane _______ _______ _______ (很可能) attack the village tomorrow.

小题5:The pictures made the speech _______ _______ _______（活跃起来）.

小题6: The firemen tried to _______ _______ _______ (接近) the building to put our the fire.

小题7:The system is mainly _______ _______ (模仿) the ancient one.

小题8:He delivered the speech without _______ _______ (参考，查阅)his notes.

小题9:He refused Mary’s invitation by _______ _______ _______ _______ (背对)her.

小题10:Nobody likes _______ _______ (丢脸) in public.
查看答案
单项选择题

世俗所称的（）是铜贝的高级形态。

A.记号钱

B.蚁鼻钱

C.鬼脸钱
查看答案