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My friend showed me round the town, ______ was very kind of him.

A. which         B. that         C. where        D. it

They use computers to keep the traffic _______ smoothly. 

A. being run       B. run         C. to run        D. running

—— Do you mind my opening the window? It’s a bit hot in here. 

    —— ______ , as a matter of fact

A. Go ahead      B. Yes, my pleasure

C. Yes, I do      D. Come on

They use computers to keep the traffic _______ smoothly. 

A. being run       B. run         C. to run        D. running

My friend showed me round the town, ______ was very kind of him.

A. which         B. that         C. where        D. it

—— Do you mind my opening the window? It’s a bit hot in here. 

    —— ______ , as a matter of fact

A. Go ahead      B. Yes, my pleasure

C. Yes, I do      D. Come on

—— Do you mind my opening the window? It’s a bit hot in here. 

    —— ______ , as a matter of fact

A. Go ahead      B. Yes, my pleasure

C. Yes, I do      D. Come on

They use computers to keep the traffic _______ smoothly. 

A. being run       B. run         C. to run        D. running

—— Do you mind my opening the window? It’s a bit hot in here. 

    —— ______ , as a matter of fact

A. Go ahead      B. Yes, my pleasure

C. Yes, I do      D. Come on

My friend showed me round the town, ______ was very kind of him.

A. which         B. that         C. where        D. it