烘炉结束后,燃料气线应加盲板后才能进人检查。()
参考答案:对
The local government has done everything it can _____ the buried miners. [ ]
A. save
B. saving
C. to save
D. be saved
Betty is in China _____ her parents. [ ]
A. in
B. on
C. at
D. with