问题补充：
The teacher together with the students discussing Reading Skills that newly published in America.
A. are；were
B. is；were
C. are；was
D. is；was
答案：
A. are；were
B. is；were
C. are；was
(答案→)D. is；was
解析：考查主谓一致。A together with B作主语时谓语动词与A的单复数保持一致；第二空为定语从句that指代Reading skills，由于Reading Skills是书名所以谓语动词用单数。
