-You …………………..turn on the central heating. It’s automatic.
have to
don’t have to
can
could
-The exams are next week. I …………………work harder.
has to
-Sorry, I …………………………. go now. I don’t want to be late.
must
-You …………………………….forget your umbrella. It’s going to rain.
You ………………….. cross the roads without looking. It’s dangerous.
mustn't
Mariam can speak English but she…………………… speak French.
can’t
Soldiers ………………………… obey orders.
Students …………………………. listen to the teacher or they won’t understand.
She is good at the piano so she ………………………..play the piano very well.
You ……………………. cross the road when the red light is showing.
. mustn't
I know the answer but I………………………….. answer the question now.
8-He ………………….. leave now or he’ll miss the plane.
You …………………..sleep today because you are very nervous.
can't
This test is very difficult so I …………………….. answer any question.
. have to
-At our school we ……………………… wear a uniform.