【简答题】Watch video track 1-5-4 What are they saying? Watch the video again and match the sentences with the pictures. 1. Tara ______ 2. Tara:_____ 3. Sun-hee:_______ 4. Man:__________ 5. Tara:______
【简答题】What are they saying? Watch the video again and match the sentences with the pictures. Video Track 1-1-3.wmv
【单选题】What are they saying? Watch the video again and match the sentences with the pictures. Video Track 1-5-4srt.wmv
A.
1. b 2. c 3. e 4. a 5. d
B.
1. b 2. e 3. d 4. a 5. c
C.
1. b 2. a 3. e 4. d 5. c
D.
1. b 2. d 3. e 4. a 5. c
【简答题】What are they saying? Watch the video again and match the sentences with the pictures.
【判断题】设计电机时,为使主磁路内得到较大的磁通量而又不过分增大励磁磁动势,通常把铁心内的工作磁通密度选择在膝点附近。
【简答题】What are they saying? Watch the video again and match the sentences with the pictures. Video Track 1-2-4srt.wmv
【简答题】What are they saying? Watch the video again and match the sentences with the pictures. Video Track 1-5-4.wmv a. It’s on the corner of West Houston and MacDougal. b. Anybody home? c. Well, like Claudia...
【简答题】某校有教职员工150人,为了丰富教职工的课余生活,每天定时开放健身房和娱乐室.据调查统计,每次去健身房的人有10%下次去娱乐室,而在娱乐室的人有20%下次去健身房,请问,随着时间的推移,去健身房的人数能否趋于稳定?(假设这150人都会去参加活动)