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【简答题】
Thispart aims to improve their listening ability. There are two passages, we willlisten to them one by one. Listen to the first passage for three times: thefirst one just listen and try to grasp the main idea, the second time try totake down every word to fill in the blanks, the last time just listen and checkup what they have taken down. At last, try to master some typical expressions. Listening I Tape script: At the Café (1) Staff: We’re 1 so long. Please come in, ma’am. I’ll 2 near the window. Customer: Good. Thank you. Staff: 3 ? Customer: Very fine, thank you. Staff: What would you like, ma’am? Customer: 4 , please. 5 , please. Staff: Our coffee is not too strong. American style coffee. Black or white ? Customer: 6 , please. Staff: With sugar or without? Customer: 7 , please. But I’d like 8 . Staff: OK. Anything else? Customer: 9 . Staff: Chocolate or fruit cake? Customer: 10 ? Staff: Certainly, ma’am. Anything else? Customer: No more, thank you. Staff: Please wait a minute. I’ll be back 11 . ( In a few minutes, the waiter brings the order. Half an hour later, the guest beckons the waiter. The waiter comes to the guest’s table. ) Staff: What can I do for you? Customer: Bill, please. Staff: Please wait a moment. ( The waiter leaves for the bill ) Customer: 12 ? Staff: 13 . Customer: Here you are. Staff: Thank you, madam. 14 . Have a good day.
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【单选题】能删除下面集合中所有的字符串“b”的代码的是( ) ArrayList list = new ArrayList(); list.add("a"); list.add("b"); list.add("b"); list.add("c"); list.add("d");
A.
for(int i = 0; i < list.size(); i++) { if("b".equals(list.get(i))) { list.remove(i); } }
B.
for（String str : list）{ if(“b”.equals(str)){ list.remove(str); } }
C.
for(int i = 0; i < list.size(); i++) { if("b".equals(list.get(i))) { list.remove(i--); } }
D.
for(String s : list){ list.remove(“b”); }
【简答题】A. competitiveness B. comprehension C. community D. commitment
【判断题】List comprehension cannot be applied to arithmetic progressions generated by range functions.
A.
正确
B.
错误