The little boy is dirty from head to foot because he ________ in the mud all morning.
#104514
A
has played
B
is playing
C
has been playing
D
was playing
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I could have arrived much earlier, but I ____ in the traffic.
#101718
A
would be caught
B
was caught
C
has been caught
D
had been caught
--- ______ Betty this morning? --- Not yet, but she is sure to be here before noon.
#104264
A
Have you seen
B
Will you see
C
Do you see
D
Did you see?
_____people who learn Engiish as a foreign language ________more than 750 million.
#99520
A
A number of... reach
B
The number of...come to
C
The number of... reaches
D
A number of...comes to