You should take an umbrella with you ________ it might rain on the way.

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The boy ________ asleep while he ________ his homework in his own room.

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We tried to ________ the quarrel between the two neighbours but failed.

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Our car got ________ in the mud, which delayed our journey.

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Did she know then to whom the case ________?

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________! There's a train coming.

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He likes money ________, for example coins, notes and cheques.

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Our school was always rich ________ love and understanding.

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At noon they got to a hill , ________ stood a temple .

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A．on the top of which

B．on the top of that

C．at the top of which

D．on which the top

This book ________ a lot of important information.

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