【单选题】Listen to Track 50.
A.
To indicate that he is about to explain what type of drawing he wants
B.
To help students understand a term that may be confusing
C.
To indicate that he used the wrong word earlier
D.
To motivate the students to do better work
【单选题】—Can I help you, sir? —______.
B.
No, I don’t need any help
C.
Of course, if you like
D.
No, thanks, I’m being served
【简答题】为了满足泰勒原则,光滑极限量规的通规理论上应做成______,止规应做成______,否则,工件的形状误差就应另外测量和控制。
【简答题】根据组成不同,油品在低温下失去流动性的原因有 和
【单选题】—Can I help you,dear? —Yeah,l don’t know a banana milk shake. Maybe you can teach me.
【简答题】Operator: Motorola Beijing ___1___. Can l help you? Customer: Well,I'm afraid there is something ___2____ with my cell phone. Operator: I see. We provide you with a variety of _______3____ to increase...
【简答题】Listen to the recording and fill in the blanks. Through drawing, the kids can show their 1 . By working with origami paper, the children learn to make their own 2 . Sierra wants all of the projects t...
【简答题】The hip-hop singer is always drawing attention to issues that are usually ignored.That’s is so great about him.