struggle    
#4370
A
super
B
production
C
humour
D
circulate
推荐题目
—We’ve finally found the solution with the help of Hans! It’s really great!—____, you know.
#4378
A
Two heads are better than one
B
Birds of a feather flock together
C
The early bird catches the worm
D
Great minds think alike
struggle    
#4370
A
super
B
production
C
humour
D
circulate
 organize      
#4361
A
design
B
college
C
ignore
D
charge
change             
#4374
A
machine
B
chemist
C
headache
D
research
- Mr. White, will you please teach me how to perform pair skating today?--         . You have to practise single skating well first.
#4379
A
Two heads are better than one.
B
Think twice before you do.
C
Learn to walk before you run.
D
One today is worth two tomorrows.