Much to my _______,I am unable to accept your invitation.
#5250
A
fault
B
failure
C
pleasure
D
regret
推荐题目
There are 40 students in our class，who come from a ________of backgrounds.
#5851
A
variety
B
mixture
C
extension
D
combination
He is always travelling all over the world, which broadens his _______．
#5456
A
horizons
B
altitudes
C
similarities
D
routes
Radar enables the pilot of an airliner to take off, fly and land in _____.
#6926
A
danger
B
comfort
C
continuity
D
safety
In this research, two are _____, and the others are _____.
#6655
A
Swisses, Germans
B
Swiss, Germen
C
Swisses, Germen
D
Swiss, Germans