I am saving money ________ I can buy a house. A: in order to B: if C: though D: in order that

When the waiter recommend some vegetables for the guest, he could use the sentence pattern to recommend:___________________. A: Would you like some vegetables for your lunch? B: Are you ready to order now? C: Hope you enjoy your meal. D: You have order......Am I correct?

I am telling you this ____ you should make a mistake. A: so that B: in order that C: lest D: for fear of

When the waiter ask the guest whether he or she make any orders, the waiter could ask:________ A: Would you like some vegetables for your lunch? B: Are you ready to order now? C: Hope you enjoy your meal. D: You have order......Am I correct?

I am afraidwe don't have that book in stock,____ we can order it for you. A: as B: but C: since D: for

- Can I take your order now? - _____. A: Yes, you can B: Yes, Please C: No, you can’t D: No, I am not ready

I am afraid I won't have any influence over my 18-year-old daughter ______ her mind is made up. A: at the moment B: in order that C: once D: because

【单选题】) — ____ you Miss Smith? — Yes, I ____ . A. Are; are B. Am; am C. Are; am D. Is; am A. Are are B. Am am C. Are am D. Is am

I tired but I hungry.: am ; am not|am; am|are; are not|is; is not

当溶液中有两种辅助配位剂L 和A同时对金属离子M产生副反应，这时金属离子M的总副反应系数为 A: aM= aM(L )+ aM(A) B: aM= aM(L ) + aM(A)- 1； C: aM=aM(L )+aM(A)+ 1 D: aM=aM(L )-aM(A)