【简答题】If the probability that student A will fail a certain statistics examination is 0.5, the probability that student B will fail the examination is 0.2, and the probability that both student A and studen...
【单选题】Section A Directions: In this section, you will hear three conversations. At the end of each conversation, you will hear one question. Both the conversations and the questions will be spoken only once...
A.
He thinks the policy is complicated.
B.
It is exactly the same as the lab he went to before.