Just like fingerprints, each person’s DNA is ________unless he has a twin.
#19512
A
unusual
B
normal
C
various
D
unique
推荐题目
You forgot to go to the meeting? You _____ important things. It’s so_______.
#18857
A
had always forgotten; disappointing
B
are always forgetting, disappointing
C
always forget; disappointed
D
were always forgetting; disappointed