You must ___(be) careful____(红绿灯处)
You must ___(be) careful____(红绿灯处)
You must ___(be) careful (在红绿灯处)
you must be fifty,___?
you must be ___!(kid)
Is it bag ___ ,Tom.(you) No,it isn't___ .(I) It must be ___
You must be careful with your handwriting.(改为祈使句)___ ___ wit
you must be careful when you ___ with fireworks
you must be joking改为同义句 you ___ ___ ___!
)She must be in her room ,___?()She must be in her room ,___
We must ___(be) careful.
But you must be ___ in it and keep the room ___
You must be careful to drive the car.改为同义句___ ___ ___to driv