They don't ( ) in the romantic ways that I read in books or

They don't ( ) in the romantic ways that I read in books or I see on TV
They don't ( ) in the romantic ways that I read in books or I see on TV
A、play B、talk C、act D、perform

C
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Sometimes I really doubt whether there is love between my parents .Every day they try to earn money in order to pay the high tuition for my brother and me.They don’t act as in the romantic ways that I read in books or I see on TV.In their opinion,“I love you” is too luxurious for them to say.Sending flowers to each other on Valentine’s Day is even out of the question .Finally my father has a bad temper.When he’s very tied from the hard work,it is easy for him to lose his temper.One day my mother was sewing a quilt.I silently sat down beside her and looked at her.“Mom,I have a question to ask you.” I said after a while.“What?” she replied,still doing her work.Is there love between you and dad?” I asked in a very low voice.My mother stopped her work and raised her head with surprise in her eyes.She didn’t answer immediately.Then she bowed her head and continued to sew the quilt.I was very worried because I thought I had hurt her.I was in a great embarrassment and I didn’t know what I should do.But at last I heard my mother say the following words.“Susan,” she said thoughtfully “look at this thread.Sometimes it appears,but most of it disappears in the quilt.The thread really makes the quilt strong and durable.If life is the quilt,then love should be a thread.It can hardly be seen anywhere or anytime,but it’s really there.Love is inside.I listened carefully but I don’t understand her until the next spring.At that time,my father suddenly got sick seriously.My mother had to stay with him in the hospital for a month.When they returned from the hospital,they both looked very pale.It seemed both of them had had serious illness.After they were back
文章说,作者怀疑他父母间的爱情.因为他们为作者和作者的兄弟挣钱,因此在生活里没有作者读到或看到的那样浪漫的方式.这里是指父母平时的行为,所以要用act.
actvt.& vi.行动；做；表演；起作用n.行为；动；（一）幕；（搭档）演出短节目的演员vt.饰；演（戏）；把（感情、事件等）表演出来；使举止与…相称vi.扮演；（在舞台上）表演；表现；（角色、戏等）能被（扮）演
而perform多指表演