A．教材目标B．课程目标C．学科目标D．课堂教学目标教学目标包括( )等三个层次。……

多项选择题中小学教师职业道德规范的基本内容包括( )。

单项选择题No decision______about any future appointment until all the candidates have been interviewed.

单项选择题Tim is in good shape physically（）he doesn't get much exercise.

A. if
B. even though
C. unless
D. as long as

单项选择题I tried phoning her office, but I couldn't ______.

单项选择题—How about your trip to Hainan — It couldn't have been ______. Sometimes I went swimming in the sea; sometimes I lay on the sand.