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【单选题】
下列复合语句中, 不能 实现两数交换的是A.
{ t=a; a=b; b=t; }
B.
{ b = a * b; a = b / a; b = b / a; }
C.
{ a = a + b; b = a – b; a = a – b; }
D.
{ a=b; b=a; }
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举一反三
【单选题】—How are you, Miss Li? —_____. [ ]
A.
Hello
B.
Good morning
C.
Yes, I am
D.
Fine, thank you
【单选题】— Good-bye, Li Ming. — __________________ [ ]
A.
Hello! Jenny.
B.
It's a desk.
C.
Bye! See you later.
【单选题】-- Good morning, Miss Gao. --- ________, Li Ming.
A.
Nice to meet you
B.
Hello
C.
How do you do
D.
Good morning
【单选题】Alice: Hello, Good morning! Lucy: _____________ [ ]
A.
Hi, Morning.
B.
Hello, afternoon.
C.
Hello, Good evening.
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