单项选择题 If we have given you any cause() dissatisfied , we should be glad to know of it .A. to beB. ofC. forD. to

单项选择题 We are ready to()a leasing agreement for 10 photocopies.A. enter intoB. signingC. agree toD. engage

单项选择题 We think we can promise that the building will be ready()the end of August .A. byB. forC. toD. towards