1、【题目】Wehavetopointoutthatthepostponementofthefulfillmentofthecontract______causeduscertainexpenses.
选项：
A.had
B.have
C.has
D.having
答案：
C
解析：
暂无解析
1、【题目】We ______ the seminar sponsored by you in September last year.
选项：
A.aware
B.awareof
C.areawareof
D.areaware
答案：
C
解析：
暂无解析
1、【题目】This offer is ____ your reply reaching us before May 5th.
选项：
A.subject
B.subjected
C.subjectto
D.subjectedt
答案：
C
解析：
暂无解析
1、【题目】Weconfirm_______yourorderNo.7891datedMay10,1990.
选项：
A.tohavereceived
B.havingreceived
C.receiving
D.toreceive
答案：
B
解析：
暂无解析
1、【题目】Wehave______at30days’sightfortheamountoftheinvoice.
选项：
A.writtentoyou
B.calledonyou
C.senttoyoubyairmail
D.drawnonyou
答案：
D
解析：
暂无解析
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