Can you give us a [ ] date?

872 Two commercial aircraft are escorting us towards the national boundary. [音频]

It took Evergreen Company US$____to establish its first New York branch. [音频]

This offer is [ ]your reply reaching us before May 20,2020. A: valid B: favor C: subject to D: super

dose [dəus] A: vt.使沉淀;存放 B: vt.画,划;拖;拨出 C: n.剂量,用量;一剂 D: a.潮湿的,有湿气的

Are there enough books for ____? A: three us B: us three C: all us D: the three us

______ agrees to your plan. A: Anyone of us B: No one of us C: None of us D: Someone of us

Mr. Yang ______. A: teaches math us B: teaches us to math C: teaches math to us D: us teaches math

What does sleeping help us? A: It helps us stay healthy. B: It helps us improve our memory. C: It helps us reduce stress. D: It helps us lose weight.

(4)、 [单选题] (2分)Which of the following statements is true, according to the passage? ________ A: Shyness helps us to develop our potential B: Shyness enables us to understand ourselves better C: Shyness can block our chances for a rich life D: Shyness has nothing to do with lack of self-esteem