A、It shows the learning speed.
B、It exhilarates the learning speed
C、It worsens their memory
D、It enhances their abilities
第1题
第2题
A、Almost the same.
B、Two times as much.
C、Three times as much.
D、Two or three times as much.
第3题
A、Take a picture of the butterfly.
B、Post the picture on her blog.
C、Post the picture on her microblog.
D、Both A and C.
第4题
A、An MP3 has much more memory space.
B、An MP3 is more expensive.
C、She can watch movies on an MP3.
D、She only wants to listen to music.
第5题
A、3
B、4
C、5
D、6
第6题
A、19
B、80
C、90
D、100
第7题
A、1,013
B、1,030
C、1,300
D、1,003
第8题
A、About 5 minutes
B、About 10 minutes
C、About 15 minutes
D、About 20 minutes
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