1) What are primary flight control surfaces and what are the secondary control surfaces? (5分） 2) What are their postions? 3) What are their functions?
1) What are primary flight control surfaces and what are the secondary control surfaces? (5分） 2) What are their postions? 3) What are their functions?
1，What's the excess baggage?2, What's the over-size baggage?
1，What's the excess baggage?2, What's the over-size baggage?
Conversation 1 (1) What do they mainly talk about?
Conversation 1 (1) What do they mainly talk about?
Questions: 1) What does PSC stand for? 2) What does FSC stand for? 3) What does CS stand for?
Questions: 1) What does PSC stand for? 2) What does FSC stand for? 3) What does CS stand for?
What topic is discussed in Dialogue 1?
What topic is discussed in Dialogue 1?
1 . What is the relationship of the two speakers?
1 . What is the relationship of the two speakers?
What does AVIC 1 specialize in?
What does AVIC 1 specialize in?
(1)What is the meaning of "drug candidate"?
(1)What is the meaning of "drug candidate"?
Directions:LaurentWhiteistalkingwithAliceonthephone.Watchthevideoclipandchoosethecorrectanswertoeachquestion.u05p21.mp3:(1)What'sthepurposeofLaurentWhitecallingAlice?
Directions:LaurentWhiteistalkingwithAliceonthephone.Watchthevideoclipandchoosethecorrectanswertoeachquestion.u05p21.mp3:(1)What'sthepurposeofLaurentWhitecallingAlice?
____ great day July 1, 1997 is! A: How a B: What a C: how D: What
____ great day July 1, 1997 is! A: How a B: What a C: how D: What