1 . We will ________ (增强) the momentum (势头) of economic recovery, and work to achieve steady and long-term economic development. (根据汉语提示单词拼写)

2 . Replacing animal meat with fake meat will ________ the pollution caused by raising livestock. However, Ricardo San Martin, from the University of California, Berkeley, said people shouldn’t be too ________ about the health ________ of fake meat.

3 . The door _____ open, no matter how hard she pushes.

A．doesn’t

B．can’t

C．won’t

D．shouldn’t