核心单词
1．means n．手段；方法
2．hardship n．苦难；困苦
3．boom n．(人口、贸易的)繁荣 vi.处于经济迅速发展时期
4．occur vi.发生；出现
5．luggage n．行李
6．hire vt.& n．租用；雇用
7．thankful adj.感激的；感谢的
8．reform vt.& vi.改革；革新 n．改良；改革；改造
9．grasp vt.& n．抓住；抓紧；掌握；领会
10．customs n．海关；关税；进口税
[语境运用] 用所给词的适当形式填空。
1．It just occurred(occur) to me that if we wanted to go to the seashore for our vacation，we had better make reservations in advance.
2．I am not certain whether I have grasped (grasp) what you meant.
3．Last year he hired(hire) three labourers to help his harvest.
4．In the meantime，mobile online shopping market is_booming (boom) in China，with an annual growth rate of 63.5%.
5．Whenever it is，we should keep a thankful (thank) heart towards everything existed.
6．Great changes have taken place since our country reformed (reform) and opened to the outside world 40 years ago.
