His teacher told him that since his parents were working abroad , either his grandparents or one of his uncles ______ allowed to come to the parents’ meeting .
#101919
A
was
B
were
C
are
D
is
推荐题目
He ___ Beijing for a long time.
#104491
A
has been away
B
has left
C
has been away from
D
left
Residents ________ not to go out alone or to take part in any groups during the period of recent terrorist activities. 
#104240
A
were always being warned
B
are always warning
C
always warned
D
had always been warned
 - Will you be available at three o'clock tomorrow afternoon? - No. I ______ a lecture then.
#99897
A
are attending
B
will have attended
C
will attend
D
will be attending