题目内容
(请给出正确答案)
[主观题]
performance guarantee(performance bond、performance security)
performance guarantee(performance bond、performance security)
查看答案
如果结果不匹配,请 联系老师 获取答案
performance guarantee(performance bond、performance security)
HPLC(high performance liguid chromatography)。
They are not______with the performance of the students, (satisfy)
The actor and singer______a performance in Hangzhou next Saturday evening.
A.are to hold
B.is to hold
C.will be held
D.holds