23. Every Monday morning, all the teache
题型:选择题
问题:
23. Every Monday morning, all the teachers and students in our school stand at ____ as our national flag is raised.
A.attention
B.attentions
C.at ease
D.Attentively
23. Every Monday morning, all the teachers and students in our school stand at ____ as our national flag is raised.
A.attention
B.attentions
C.at ease
D.Attentively