A:2Na2O2+2H2O=4NaOH+O2↑
B:4Fe(OH)2+O2+2H2O=4Fe(OH)3
C:2Na+2H2O=2NaOH+H2↑
D:2F2+2H2O=4HF+O2
—Jack ________ride a motorcycle to work.— Yes, but now he ________ there as motorcycles are not allowed on our city streets.
①____;
②____.