Going on a trip into ________ space must be quite ________ exciting experience．

A．/; the

B．the; the

C．the; an

D．/; an

Every year, a great many visitors come to visit the temple ________ the 12th century, ________ has brought a large income．

A．dating from; which

B．dated from; which

C．which dates from; that

D．which dated from; which

Susan was completely weighed down by the ________ of examinations．

A．strength

B．power

C．force

D．stress

Linda's parents died when she was a baby and was ________ by her aunt．

A．brought out

B．raised up

C．grown up

D．brought up

In Mao Zedong's poem, he ________“walls of stone to ________ clouds and rain till a smooth lake rises in the narrow gorges”．Now his dream ________．

A．dreamed of; hold back; has come true

B．dreamed of; hold back; has realized

C．dreamed; hold up; has been come true

D．dreamed; hold onto; has been realized

At first Bob was puzzled by Virginia's waving, but then it ________ to him that she was trying to tell him something．

A．struck

B．happened

C．occurred

D．referred

E-mail, as well as telephones, ________ an important part in daily communication．

A．have played

B．is playing

C．are playing

D．play

Zhuge Liang is believed ________ the wheelbarrow．

A．to invent

B．to have invented

C．to have been invented

D．to be invented

________ homework did we have to do that we had no time to take a rest．

A．So little

B．Too much

C．Too little

D．So much

The two brothers decided to hold a family party to ________ their parents' silver wedding

A．welcome

B．congratulate

C．observe

D．memorize