题目内容

—____ was Liu Xiang born?—He was born in China

A. When
B. Where
C. Why
D. What time

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He has two houses near the lake, but he still (仍然) wants to buy a ____one there.

A. first
B. second
C. third
D. fourth

—Look! The cloud is like a beautiful flower!—Yeah! But it ____ a star ____.

A. was; on time
B. was; just now
C. was; right now
D. were; just now

—When were you born?—I was born on ____.

A. 1999, October 29th
B. October 29th,1999
C. 1999, 29th October
D. 29th, 1999, October

体积形状系数为 。

A. Φs=S/d2
B. Φv=Vp/d3
C. Φs=S/ d2

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