Charles Darwin, a young man just out of university, knew perfect well that he had to depend on _____ when he set out on a voyage of discovery around the world.
#15967
A
him
B
himself
C
themselves
D
them
推荐题目
Understanding the cultural habits of another nation，especially ________containing as many different cultures as America，is a difficult thing.
#14608
A
the one
B
one
C
it
D
either
____ child is pleased, for____ of them has got his own share.
#16703
A
Each; each
B
Every; every
C
Every; each
D
Each; everyone
Many people have been ill with a strange disease these days, _______ we’d never heard of before.
#16651
A
one
B
that
C
it
D
this
When ___ comes to saving energy , big changes start with small steps , like turning off the lights.
#15670
A
that
B
this
C
it
D
one