—— It is too difficult for me to learn to eat with chopsticks. —— .With more practice, y

As well as being intangible, what is the problem with emotions ？

A．They are difficult.

B．They are compounded.

C．They are difficult to qualify.

D．They do not operate in isolation.

The purpose of new technology is to make life (easy) ________, not to make it more difficult.

Calibre library provides service mainly for people who suffer from______.

A．hearing difficulties

B．mental illnesses

C．sight problems

D．heart troubles

Which of the following can be inferred about the first trumpet ,players？

A．They had difficulty improving upon the trumpet.

B．They could not play simple tunes.

C．They were not able to pick up the trumpet.

D．They could not play all the notes of the scale.

A．Because they don't have support networks.

B．Because they cannot cope with the difficulties in their lives.

C．Because the woman is famous for helping others.

D．Because people from their nationality refuse to help them.

Which of the following statements is supported by the passage？

A．A scientist's most difficult task is testing hypotheses.

B．It is better to revise a hypothesis than to reject it.

C．Theories are simply imaginary models of past events.

D．A good scientist needs to be creative.

(That) the sun (but) not the earth (is) the center of our planetary system (was) a difficult concept to grasp in the Middle Ages.

A．That

B．but

C．is

D．was

What does the woman say about parking？

A．Each tenant is given a parking lot.

B．It' s difficult to find a parking place.

C．The tenant has to pay to park.

D．The tenant can use any space in the parking area.

Calibre library provides service mainly for people who suffer from______.

A．hearing difficulties

B．mental illnesses

C．sight problems

D．heart troubles

The sleep problems many Japanese were found having, do NOT include ______.

A．having difficulty falling asleep

B．waking many times during the night

C．snoring

D．dozing

A．It will take at least three weeks to finish the test.

B．The test will be more difficult than they expect.

C．They still have time to prepare for it.

D．The test will be more difficult than they expect.