Question:
I know that he _______ in the library at this moment.
-
A.
works -
B.
has worked -
C.
is working -
D.
was working
Reference explanation:
Correct Answer:
Knowledge: present continuous tense
Sign: at this moment
I know that he is working in the library at this moment.
Translation: I know that he is working in the library at the moment.
ANSWER
===============