General knowledge
6 QUESTIONS
Q1. People have migrated to the US ever _______ its creation.
A) Ago
B) Since
C) For
D) Before
Q2. It is a lot of time _______ we last had a chance to sleep well.
A) For
B) Before
C) Since
D) Just
Q3. They ______ hard when I called them
A) Are working
B) Were working
C) Have been working
D) Been working