Grammar - E12 - Unit 10

She_____be ill. I have just seen her playing basket ball in the school yard.

• needn't

• shouldn't

• mustn't

• can't

Hiking the trail to the peak _____ be dangerous if you are not well prepared for dramatic weather changes. You _____ research the route a little more before you attempt the ascent.

• might/can

• may/mustn't

• can/should

• must/needn't

Peter has been working for 10 hours. He ____ be very tired now.

• needn't

• must

• has to

• should

He is unreliable. What he says _____ be believed.

• cannot

• must not

• may not

• might not

I ______ find my own way there. You _____ wait for me.

• should/can't

• have to/must

• can/needn't

• might/mustn't

I was reading the book last night before I went to bed. I never took it out of this room. It _____ be lying around here somewhere. Where ____ it be?

• might/needn't

• can/should

• shouldn't/may

• must/can

When you have a small child in the house, you ____ leave small objects lying around. Such objects ____ be swallowed, causing serious injury or even death.

• should/must

• should not/ might

• needn't/ may

• mustn't/can't

Frank's wallet is lying on the coffee table. He _____ it here last night.

• must have left

• should have left

• must be leaving

• needn't leave

Jenny's engagement ring was precious! it _____ have cost a fortune

• must

• should

• can

• needn't

You _____ take your umbrella along with you today. It _____rain later on this afternoon.

• ought to/mustn't

• needn't/will

• will/must

• should/might