If you are unable to attend the interview, for _____ reason, you should inform us as soon as possible.
A. whatever B. whichever
C. whenever D. wherever
Mozart was a famous composer _____ with Beethoven, both of whom made great achievements in the field of music.
A. familiar B. popular
C. contemporary D. concerned
（题文）In history, the Romanies were divided into different groups and developed their own languages, _____ there are now around sixty varieties.
A. by which B. of which
C. by whom D. of whom
Robert’s new book about space exploration is wonderful. You simply _____ read it.
A. must B. will
C. need D. may
The only time that we _____ to do something like doing some volunteer work was in the city of Philadelphia.
A. advised B. attended
C. attempted D. awarded
Beijing will host the 2022 Winter Olympic Games, which is the first city _____ both Summer and Winter Olympics.
A. hosting B. to host
C. having hosted D. to have hosted
