3.Using the given words to write the sentences: one affirmative sentence and one negative sentence with ''mustn't''. The number 0 has been done for you as an example.
0.We/ young/ not/ ride/ motorbike
->We are young. We musn't ride motorbike.
1.Traffic lights/ green/ not cross the street.
->................................................................
2.It/stop sign/ not/ go straight on.
->................................................................
3.Roads/ dangerous/ not ignore road signs.
->................................................................
4.There/ intersection ahead/ not go fast.
->...............................................................
5.There/ ''No Parking sign''/ not park here.
->.............................................................
