【简答题】Page 49: Exercise B of Part 1 Section One,Unit 5.
【单选题】Section A 5.
C.
Who is calling, please?
【单选题】下列()不是半导体存储器芯片的性能指标。
【单选题】等速万向节的作用是将( )输出的动力传递给驱动轮。
【单选题】下列( )不是半导体存储器芯片的性能指标。
【单选题】(Section B passage 1) 5.
A.
Not to have a gun at home at all.
B.
To teach children how to handle a gun.
C.
To give children more gun-safety education.
D.
To observe children closely.
【单选题】Listen to the passage in Part 1 Section 4 of Unit 2 and answer Question 5.