One hundred percent _______ to your studies, though it can be lonely and no fun at all, will leave precious marks on your youth.
#5191
A
commitment
B
attention
C
reference
D
reaction
推荐题目
_________ is a growing world problem, and nowadays the United Nations and its member countries _________hard to deal with it.
#6050
A
Desertification; are working
B
Desertified ; worked
C
Desert; work
D
Desertification; have worked
The purse found on the playground matches the ____ by Mary, so it must be hers.
#6512
A
direction
B
description
C
expression
D
instruction
The old man kept on studying Chairman Mao’s ___ in his ___.
#6805
A
work . sixty
B
novels, sixtieth
C
works, sixties
D
books, sixty’s