The 29th Olympic Games ____ in Beijing in 2008.
#101695
A
will be held
B
was held
C
has been held
D
is being held
推荐题目
The parcel _____ so much that I dropped it on the stair.
#99829
A
weighs
B
is weighed
C
was weighed
D
weighed
We________on this project for four hours.Let's have a rest.
#99184
A
are working
B
have been working
C
worked
D
had worked
---Has your father returned from Africa yet? ---Yes, but he ____ here for only three days before his company sent him to Australia．
#103213
A
was
B
has been
C
will be
D
would be
Experiments of this kind in both the U．S．and Europe well before the Second World War．
#102432
A
have conducted
B
have been conducted
C
had conducted
D
had been conducted