The more careful you are, ________mistakes you’ll make.
A. fewer B. less C. the fewer D. the less
---________does she study English?
---________ working with a group.
A. How, By B. How, In
C. How often, For D. What, At
— I haven’t got a partner _________.
— Maybe you can ask John for help.
A. work with B. to work
C. working withD. to work with
— My grandpa learns English for two hours every day, _________ he is over70.
— Really? We should learn from him.
A. because B. although
C. since D. as
There are _________ floors in the building and my home is on the _________ floor.
A. twenty; fifteenth B. twenty; fifteen
C. twentieth; fifteen D. twentieth; fifteenth
---He dressed up ________a ghost last night. How scary!
---Take it easy! He just played a trick ________us.
A. in, on B. in, in
C. as, on D. as, in