We _____ you of our readiness to serve you in this end all future business.
A、ensure
B、assure
C、make sure
D、see to
ApersonwiththebloodtypeABcan_____anytypeofblood.
A、apply
B、recognize
C、receive
D、absorb
Theypromised____eachotherwhentheywenttowork.
A、getintouchwitH
B、getintouchwith
C、togetintouchwith
D、togettouchwith
MrsZhangoftentellsusthatspringisthetime____peoplegosightseeing.
We thank you for your letter of May 27 and the _____ illustrated catalogue.
A、sent
B、enclosed
C、given
D、presented