___________ is known to everybody, the noon travels around the earth once every month.
#71749
A
It
B
As
C
That
D
What
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The thought of going back home was_______kept him happy while he was working abroad．
#72989
A
that
B
all that
C
all what
D
Which
I shall never forget the day Shen Zhou V was launched , has a great effect on my life .
#74144
A
when , which
B
that , which
C
which ,that
D
when , that
______ home yesterday afternoon, it began to rain heavily.
#68476
A
On my arrival
B
On arriving
C
While I got
D
When I got