A.ripeB.instantC.rottenD.maturePipes made of plastic ar……

单项选择题They were under the（）that the company was doing well, but in fact it was in serious trouble.

A.conclusion
B.expression
C.enjoyment
D.illusion

单项选择题This lovely old town has a（）you couldn't find in a big city.

A.condition
B.standard
C.situation
D.charm

单项选择题The starter (赛跑发令员) gave the（） for the race to begin.

A.advice
B.signal
C.glow
D.attention

单项选择题The football match had to be（）owing to (由于) the bad weather.

A.cancelled
B.advanced
C.arranged
D.held

单项选择题Jessica（）her father on the knee and asked him not to worry about his health.

A.patted
B.struck
C.stroked
D.paced