It is thought that one billion people in the world,_____ is half the world’s workers, earn their living by farming.
#95139
A
if
B
that
C
which
D
what
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- - _____ no ad in the World Cup.- - Great move! I cannot tolerate those annoying ads appearing every few minutes.
#92159
A
There is said to have
B
It is said to have
C
There is said to be
D
It is said to be
Give me an undisturbed hour and I ______ the work Tom has left unfinished. 
#92642
A
see to
B
will see to
C
would be seeing to
D
have seen to
35. So little ________  about science that the lecture was my understanding.
#94557
A
I know; over
B
knew I; beyond
C
did I know; beyond
D
did I know; over