3 sentences

1. 我来剪开吗？

   wǒ lái jiǎn​kāi ma?

   Shall I cut it?

   Source: OpenSubtitles

2. 这把剪刀的刀刃非常锐利，可以轻松剪开厚厚的纸板。

   zhè bǎ jiǎn​dāo de dāo​rèn fēi​cháng ruì lì, kě​yǐ qīng​sōng jiǎn​kāi hòu​hòu de zhǐ​bǎn.

   The blades of these scissors are extremely sharp and can easily cut through thick cardboard.

   Source: Dong Chinese Dictionary

3. 请你先将这张白纸对折，然后再沿着中间的折痕剪开。

   qǐng nǐ xiān jiāng zhè zhāng bái​zhǐ duì zhé, rán​hòu zài yán​zhe zhōng​jiān de zhé​hén jiǎn​kāi.

   Please fold this piece of blank paper in half first, then cut it along the crease in the middle.

   Source: Dong Chinese Dictionary