【单选题】A p r o g r a m c o n t a i n s t wo f o r m s w i t h t h e n a m e s F o r m 1 a n d F o r m 2. F o r m 1 c o n t a i n s a b u t t o n c a ll e d b t n D i s p l a y , a n d t h e f o l l o w i ng ...
A.
A m e s s a ge b o x d i s p l a y i ng t h e t e x t “ H e l l o ” a pp ea r s i n f r o n t o f F o r m 2 a n d F o r m 1.
B.
F o r m 2 a pp ea r s b e h i nd F o r m 1 a n d t h e u s e r w i ll b e a b l e t o s e t t h e f o c us to e i t h e r f o r m .
C.
A m e s s a ge b o x d i s p l a y i ng t h e t e x t “ H e l l o ” a pp ea r s b e h i nd F o r m 2 a n d F o r m 1.
D.
F o r m 2 a pp ea r s i n f r o n t o f F o r m 1 a n d t h e u s e r w i ll o n l y be a b l e t o s e t t h e f o c us to F o r m 2.
【简答题】I’m not sure whether I can gain any profit from the investment, so I can’t make a(n) ________ promise to help you. A) exact B) defined C) definite D) sure