I listened to Dr．Wilson's lecture about the protection of wild animals, but I was unable to grasp its key .
#5370
A
thoughts
B
points
C
notes
D
dots
推荐题目
The experiment turned out to be , which wasn’t ______ they wanted.
#6901
A
a completely failing ; as
B
a complete failure ; what
C
completely failure ; that
D
failed ; 不填
A（n）______ is a person who understand people’s characters.
#6860
A
photographer
B
psychologist
C
physician
D
physicist
With the address to help him he had no ____ in finding her new house.
#7331
A
difficulties
B
difficulty
C
troubles
D
mistkes
Professor Smith and his wife are of the same______; they both expect their daughter to study abroad.
#7248
A
destination
B
mood
C
heart
D
mind
Pine trees, of which there are almost one hundred _____, are found throughout the North Temperate Zone.
#6456
A
species
B
samples
C
specimens
D
Standards