英文

第11至15題為題組
Gaps in the treetops resulting from crown shyness may allow trees to increase their ______ light and enhance photosynthesis.
(A) reliance on
(B) exposure to
(C) sensitivity to
(D) reflection on

第11至15題為題組
______ decades of investigation， there is no consensus on exactly what causes the beautiful and mysterious phenomenon of crown shyness.
(A) For
(B) Besides
(C) Despite
(D) Concerning

第16至20題為題組
Gravity has been at the top of the science agenda since the start of Mars missions. In the earlier days of space travel， scientists tried to overcome the force of gravity so that a rocket could shoot ______ Earth’s pull in order to land humans on the moon.
(A) back to
(B) free of
(C) long before
(D) straight on

第16至20題為題組
Today， they are more interested in how reduced gravity affects the astronauts’ ______ condition.
(A) physical
(B) perceptual
(C) mental
(D) external

第16至20題為題組
When on Earth， we have more fluids in our lower body because they are pulled down by Earth’s gravity. However， with the absence of gravity in the outer space， our body fluids ______， shifting toward the upper body and the head.
(A) redistribute
(B) redistributed
(C) redistributing
(D) being redistributed

第16至20題為題組
This “Charlie Brown effect” will be more ______ when the astronauts go on their Mars missions， which will take about three years to complete， much longer than missions to the moon.
(A) contagious
(B) unusual
(C) severe
(D) aggressive

第16至20題為題組
Moreover， the effect is often ______ space motion sickness， headaches， and nausea.
(A) varied with
(B) brought about
(C) transferred from
(D) accompanied by

第21至30題為題組
Water makes up more than half of our body weight. To sustain this amount of fluid in our bodies， plain water is considered our best choice， for it contains no sugar and no calories. Yet， is water always the healthiest drink we can ______? Well， it depends on who and where we are， and what we’re doing.
(A) absorption (B) active (C) alert (D) combat (E) option
(F) effective (G) even (H) status (I) pass through (J) reach for

第21至30題為題組
Obviously， a physically ______ person with an outdoor job under the sun will need to drink more fluid than a desk-bound person who lives and works in an air-conditioned place.
(A) absorption (B) active (C) alert (D) combat (E) option
(F) effective (G) even (H) status (I) pass through (J) reach for

第21至30題為題組
When a person sweats， he loses water and salt， so he needs to replace both. Replacing lost fluid with just plain water means the body has too much water and not enough salt. To ______ things out， the body will get rid of water by producing urine.
(A) absorption (B) active (C) alert (D) combat (E) option
(F) effective (G) even (H) status (I) pass through (J) reach for