If you want to learn English well, you should first learn to _______.
If you will send us a catalog by air, we shall ________ very much ．
We should cultivate the trustworthiness among people; once you (make)_______ a promise you should keep it.
We think it advisable for you to make a _________ if you wish toremain competitive.
We ______ be obliged if you will furnish us with the following information.
When looking at our writing, we should ask ourselves if we are ________ two things from a certain perspective or ________ one subject.
You are docking a vessel. If possible,you should _____.
Youdid not let me drive. If we ____in turn, you ____ so tired
You are docking a vessel. If possible, you should _____. A. B. C. D.
If you provide us with your contact information, we will try to n_________ you of any change.
If you are interested, we will send you a sample lot____charge
If you are interested, we will be pleased to send you a set of samples ________ charge.
If you don’t know what to do during emergency, you should ________ according to the passage.
Should you _____able to reduce your price by 3％，we could probably come
We will give you a 2% discount if you place a ________ order next time.
If you want__________ ， you should speak slawly and clearly to the listeners．
In the meantime, we should be obliged if you could supply us with full details ______ the scope of coverage ______ by the People&39;s Insurance Company of China for our reference.
If you do not receive e-mail bank statements we send you monthly, we' II contact you_______instead.
Even if we have failed, we should______.
Mike says you should ______ your selections if you buy configure-to-order.
If you stay in the same career field, you should______.
we____to allow you a special discount if you increase your order to 5000 pains.
Should you jog too？ If you do, be sure to ask your doctor for _________ .
If you________________（按地图走), we could be home by now.
