--- A high-tech exhibition          in the National Museum.--- Really? What about visiting it now?           .
#103033
A
will be held
B
is being held
C
is to be held
D
has been held
推荐题目
 Everything he _____ to his country.
#103067
A
had was contributed
B
had been contributed
C
had to be contributed
D
had contributed
 We will lose the game unless he ______ us. 
#103226
A
helps
B
helped
C
was helping
D
has helped
She said her grandmother ______ in 1937.
#99032
A
had been born
B
was born
C
was died
D
had died