I had been working on math for the whole afternoon and the numbers        before my eyes.
#102156
A
swim
B
swum
C
swam
D
had swum
推荐题目
He was angry _____ your work. He said that he _____ at all.
#103724
A
at, didn’t satisfy
B
to, didn’t satisfy
C
at, wasn’t satisfied
D
to, wasn’t satisfied
--Why does the lake smell terrible? -- Because a large amount of water_______.
#99621
A
have polluted
B
is being polluted
C
has been polluted
D
have been polluted