The film ______ this Saturday.
A. is to show
B. is showing
C. shows
D. is to be shown
柴油发电机组进行机房布置时，通风效果达不到要求，热风出口的面积应为柴油机散热器面积的( )。
A. 1.5倍
B. 0.5倍
C. 2倍
D. 1.8倍
78（）
A. Finally
B. However
C. What's more
D. Actually
Which of the following is NOT mentioned for fast reading purpose（）
A. Books about tennis playing.
Books about ruining family.
C. Books about language testing.
D. Books about personal life history.
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