في كذا سؤال شاكه في حلهم الي يعرفو لا يبخلو علينا بالمساعده
11\I ---------- Mr. Adnan for a very long time.
was know .\a
b\knowing .
c\ are knowing.
d\ have known
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17\ She ----------- a registration form for the last thirty minutes.
a\ have filling out.
b\ has been filling out.
c\ has filling out.
have been filling out. \d