题目内容

某工程建设项目施工招标需延长投标有效期,下列说法正确的有______。

A. 在招标文件规定的投标有效期结束之前,招标人可以通知所有投标人延长投标有效期
B. 拒绝延长投标有效期的投标人将被没收投标保证金
C. 同意延长投标有效期的投标人可以修改其投标文件
D. 投标人一旦拒绝延长投标有效期,其投标文件在原投标有效期满后失效
E. 招标人应承担因投标有效期延长对投标人造成的相应损失

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The Blue Ocean Restaurant is a great choice for people who want a quick meal and for families with kids. We guarantee you’ll get your king crabs in 20 minutes ______ your meal is on us! Our meals include hand-cut french-fries, a healthy salad bar selection and a variety of soft drinks. Apply today to become a member of our restaurant. Every time you visit, a stamp will be put on your membership card. ______ 10 visits you will receive a free lobster meal. Members will receive a 10% discount on Blue Ocean merchandise like T-shirts and caps with our Blue Ocean logo. Members will also get priority seating when the restaurant is crowded and a free apron to take home. The member’s club ______ an annual membership fee of $30. Please note that the membership card cannot be used to pay for meals; it is not a credit card.

A. for
B. and
C. or
D. else

You are now the proud owner of a Dustfree vacuum cleaner. This product will provide you with years of ______ service and quality performance. We offer you a lifetime guarantee ______ any defects in material and workmanship. If you do experience any of these problems with your product we will fix the machine at no cost to you or we will provide you with a new product at no additional charge. Please visit our Web site and give us your mailing address and a short description of the problem. We will then have a service representative ______ the cleaner at your convenience. However, we do not cover willful or accidental damages.

A. sell
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A. against
B. at
C. during
D. until

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A. conditional
B. payable
C. accountable
D. responsible

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