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-rw-r--r--macros/xetex/latex/exam-zh/examples/example-single.tex16
1 files changed, 6 insertions, 10 deletions
diff --git a/macros/xetex/latex/exam-zh/examples/example-single.tex b/macros/xetex/latex/exam-zh/examples/example-single.tex
index 4a9e7e3033..d2f1506c26 100644
--- a/macros/xetex/latex/exam-zh/examples/example-single.tex
+++ b/macros/xetex/latex/exam-zh/examples/example-single.tex
@@ -6,15 +6,7 @@
paren/show-paren=true,
paren/show-answer=true,
fillin/show-answer=false,
- solution/show-solution=false
-}
-
-\ExamPrintAnswerSet{
- sealline/show=true,
- page/size=a3paper,
- paren/show-answer=false,
- fillin/show-answer=false,
- solution/show-solution=false,
+ solution/show-solution=show-move
}
@@ -60,7 +52,7 @@
% 1.
\begin{question}[points = 2]
- 设集合 $A = \{x \mid -1 < x < 4\}$,$B = \{2, 3, 4, 5\}$,则 $A \cap B = $ \paren[B]
+ 设集合 $A = \{x \mid -1 < x < 4\}$,$B = \{2, 3, 4, 5\}$,则 $A \cap B = $ \paren[A]
\begin{choices}
\item $\{2\}$
@@ -222,6 +214,10 @@
已知函数 $f(x) = x^3 (a \cdot 2^x - 2^{-x})$ 是偶函数,则 $a = $ \fillin[$1$] 。
\end{question}
+\begin{solution}
+ 由 $f(x) = f(-x)$,得 $a = 1$。
+\end{solution}
+
% 14.
\begin{question}
已知 $O$ 为坐标原点,抛物线 $C \colon y^2 = 2px$($p > 0$)的焦点为 $F$,