If ____ unsolved, the problem of food safety may lead to more serious results.
#94614
A
making
B
remained
C
left
D
taking
推荐题目
Despite their __________ of interest, Fleming kept trying to develop the chemical ___________ it would be safe and effective.
#90302
A
lacking; in order to
B
lack; so that
C
lack; so as to
D
lacking; so that
________ his job application carefully, he emailed it to the company where he wanted to work.
#96378
A
Having checked
B
Checked
C
Checking
D
To have checked
--- What’s reported in the news?--- The earthquake yesterday is said _______ more than 5 hundred people.
#91641
A
to kill
B
that it is
C
to have killed
D
that it has killed
It is one of the funniest things ____on the Internet so far this year.
#94506
A
finding
B
being found
C
to find
D
found