1. Read the sentence below and answer the question.

Mr Wu: Tóngxuémen, jīntiān de zhōngwén kè jiù shàng dào
Mr Wu:    同   学   们，今 天  的     中    文   课 就     上     到
              zhèlǐ. Dàjiā yǒu shénme bùdǒng de wèntí kěyǐ xiàkè               这里。大家 有   什  么   不   懂   的   问 题 可以 下课
              lái wèn wǒ.
              来   问   我。

What can we learn from this sentence?

A. Mr Wu shàng wán kè le.
    Mr Wu    上      完   课 了。

B. Mr Wu gāng kāishǐ shàngkè.
    Mr Wu    刚   开 始      上   课。

C. Mr Wu méi zài shàngkè.
    Mr Wu   没  在     上   课。