Tim Cook called his mother every week even while he_______ around the world.
A. was traveling B. is traveling
C. traveled D. travels
When someone is hurt in an accident, we can call__________ for help.
A. 114 B. 119 C. 110 D. 122
They thought __________ safe to lie under a strong table during an earthquake.
A. this B. it’s C. that D. it
His cousin __________ and hurt himself while he__________ his bike.
A. falls; is riding B. was falling; was riding C. was falling; rode D. fell; was riding
---What is __________ there ? Let’s go and have a look . ---OK
A. happens B. happened C. to happen D. happening
While Tom __________ TV, he__________ a loud noise from the next room.
A. was watching; was hearing B. watched, was hearing
C. watched ; heard D. was watching, heard
