单项选择题

Questions 11-14

A．Disintegrating comets.
B．Gases in the atmosphere.
C．Underground water that rose to the surface.
D．Water vapor.

你可能感兴趣的试题

单项选择题

Questions 11-14

A．The effect of the atmosphere on rainfall.
B．How conditions on Earth support life.
C．How water originated on Earth.
D．A new estimate of the age of Earth.

单项选择题

Questions 15-18

A．The White House.
B．Capitol Hill.
C．The Washington Monument.
D．The Mall.

单项选择题

Questions 11-14

A．The surface of the ocean is expanding.
B．Volcanic activity is increasing.
C．The surface of the Earth contains tons of cosmic dust.
D．Thousands of comets are colliding with Earth"s atmosphere.

单项选择题

Questions 19-22

A．Register when they arrive.
B．Bring up to three guests.
C．Register their guests.
D．Showing membership cards on arrival.

单项选择题

Questions 23-26

A．To find out how much air can be pumped into a plane.
B．To find out how much air passengers need to breathe at certain altitudes.
C．To find what would happen if the plane crashed in the water.
D．To find out if there are any weak parts in the plane that would burst under pressure.

单项选择题

Questions 15-18

A．Take the elevator up to the top.
B．Get to the observation level.
C．Take pictures from high up.
D．All of above.

单项选择题

Questions 11-14

A．Disintegrating comets.
B．Gases in the atmosphere.
C．Underground water that rose to the surface.
D．Water vapor.

单项选择题

Questions 19-22

A．There"s a charge for the use of the locker.
B．Showers are installed in the changing rooms.
C．Lockers are located in the changing rooms.
D．Lockers are used to store personal belongings.

单项选择题

Questions 23-26

A．Because the water pressure is greater than air pressure.
B．Because the first Comets crashed in the water.
C．Because there is less damage when the explosion takes place under water.
D．Because it is the only way available for engineers to find out which part has cracked.

单项选择题

Questions 15-18

A．Madison Drive is a street.
B．The tourists have just visited Capitol Hill.
C．The Air ＆ Space Museum and the National Gallery are not on the same side of the street.
D．The Mall is a park.

单项选择题

Questions 11-14

A．They are found under the oceans.
B．They were most active when Earth was first formed.
C．Their emissions created the Earth"s atmosphere.
D．Their fumes are mostly water.

单项选择题

Questions 23-26

A．In the air.
B．On the airfield.
C．Under water.
D．At the plane manufacturing factory.

单项选择题

Questions 19-22

A．For 30 minutes only.
B．For an hour only.
C．Within the booked time only.
D．Longer than the booked time.

单项选择题

Questions 15-18

A．Capitol Hill--the Washington Monument--the White House.
B．The Capitol Building--the National Gallery--the Washington Monument.
C．The Washington Monument--the Mall--the Air ＆ Space Museum.
D．The Washington Monument--Capitol Hill--the White House.

单项选择题

Questions 23-26

A．Two important tests of a new airliner before it is put into use.
B．How to carry out tank test in the water.
C．How pilots carry out the test flight.
D．How to make a safe passenger plane.

单项选择题

Questions 19-22

A．Players can eat in the club room.
B．Players have to leave the club by 10 o"clock.
C．The courts are closed earlier than the club room.
D．Players can use both the club room and the courts.

单项选择题

Questions 27-30

A．Name.
B．Nationality.
C．Address.
D．Phone number.

单项选择题

Questions 27-30

A．Essex.
B．Edinburgh.
C．London.
D．The US.

单项选择题

Questions 27-30

A．To come to the office again.
B．To wait for the phone call.
C．To call the office.
D．To write to the office.

单项选择题

Questions 27-30

A．His phone number is 080945233.
B．His digital camera"s make and model is Samsung J302.
C．He lost his camera on a train from London.
D．He will stay in the States for a few months.