- Why is the "study train" in Chongqing getting popular? - Because you can use its study room for______.You don't have to pay extra (額外的) money for it.( ?。?/h1>
2.-- Maria, I feel__________. Joseph only had an egg for breakfast this morning. Will he be hungry now? ---All parents _____________whether their child is getting enough of the right foods. Just close your eyes and relax.( ?。?/h2>