When is your____birthday?
A.mother
B.mothers
C.mother’s
D.mothers’
A.mother
B.mothers
C.mother’s
D.mothers’
When they ______ to the village, it was very late.
A.arrived
B.reached
C.got
D.landed
When I took his temperature, it was two degrees above ______.
A.normal
B.ordinary
C.average
D.regular
Babies often ______ down when they are learning to walk.
A.drop
B.fall
C.slip
D.jump
Ten minutes ______ an hour when one is waiting for phone call.
A.seemed
B.is seeming
C.seem
D.seems
When he explained it again and again, the students' patience______.
A.ran over
B.ran on
C.ran out
D.ran off
The search was ______ when the fog got thicker.
A.called off
B.called on
C.called in
D.called for
What will happen to the engine when oil pressure drops?
A.It will be damaged when the engine stops working.
B.Very soon it will be severely damaged.
C.Serious damage to it is not likely to occur within the first few minutes.
D.Damage may occur to the engine when you drive the car at high speed.