The dangerous virus ____ in the next few weeks in the laboratory can cause fatal diseases.
#94685
A
studying
B
studied
C
to study
D
to be studied
推荐题目
— What do you suppose ______ her look so upset?—______ by her boyfriend again.
#95818
A
making ; Misunderstood
B
had made ; Being misunderstood
C
made ; Having been misunderstood
D
has made ; Misunderstood
_______by the teacher, Bob has made great progress this term.
#94514
A
Educating
B
Having educated
C
Educated
D
To be educated