sắp xếp It / difficult/ me/do/ this test/ 45minutes
2. i / promise/ not / get up / late
3. mrs lan /happy/ her son/ pased/all/exam/.
4. car ties /can /recycle /make/ floor covering
$\textrm{It is difficult for me to do this test in 45 minutes}$
$\textrm{I promise not to get up late}$ $\textrm{Mrs Lan is happy because her son passed all the exam}$ $\textrm{Car tires can be recycled to make floor covering}$