As I ________the house，I noticed a light upstairs.

A．entered into                                  B．attached

C．appealed                                   D．approached

Can you ________ your sister from that group of girls?

A．pick up      B．pick out     C．bring up  D．bring out

If we are not ________the progress we have made，we will have greater success.

A．interested in                                 B．strict in

C．popular with                                  D．content with

The shirt is so expensive. Can you reduce the price ________a third?

A．to               B．by               C．of                D．at

Memories ________on him as soon as he met the friend whom he had not heard from for over thirty years.

A．crowded in                                    B．resulted in

C．joined in                                D．got in

Only then ________how much damage had been caused.

A．she realized                                   B．she had realized

C．had she realized                           D．did she realize

The number of foreign students attending Chinese universities ________rising steadily since 2010.

A．is                                                      B．are

C．has been                               D．have been

The fact has worried many scientists ________the earth is becoming warmer and warmer these years.

A．what           B．which            C．that                     D．whose

________the cost, that will be very little.

A．As for    B．With     C．Because of    D．Besides

I wish to thank Mr. Lord, without _______ help I would never have got this chance.

A. who      B. whose      C. whom        D. which