With the development of high technology, more and more new things ______ in the past years.
#100055
A
discovered
B
have discovered
C
had been discovered
D
have been discovered
推荐题目
－_______ leave at the end of this month.－I don’t think you should do that until _________ another job.
#103999
A
I’m going to; you’d found
B
I’m going to; you’ve found
C
I’ll; you’ll find
D
I’ll; you’d find
All the task __________ ahead of time, so they decided to go on holiday for a week.
#102577
A
having finished
B
had finished
C
having been finished
D
had been finished
If the weather had been better，we could have had a picnic．But it all day．
#102002
A
rained
B
rains
C
has rained
D
is raining
Jessica ought to stop work.She has a headache because she _______ too long.
#99504
A
read
B
is reading
C
had read
D
has been reading
By the end of last year, another new gymnasium________ in London.
#99201
A
have been completed
B
were completed
C
had been completed
D
was completed