Robert is said _____ abroad, but I don’t know what country he studied in .
#94662
A
to have studied
B
to study
C
to be studying
D
to have been studying
推荐题目
During the period of recent terrorist activities, people _____ not to touch and unattended bag. 
#95159
A
had always been warned
B
were always being warned
C
are always warning
D
always warned
.He voiced a doubt at the company meeting ______works hard can be______they want to be.
#94081
A
that whoever, what
B
whether whoever, whatever
C
which who, whatever
D
if who, whatever
 A lot of small towns in Nanchong are definitely worth_____.
#92572
A
visiting
B
visited
C
to be visited
D
being visited