node app.js时express报错cannot find module 'jade'

Express

500 Error: Cannot find module 'jade'
at Function.Module._resolveFilename (module.js:338:15)
at Function.Module._load (module.js:280:25)
at Module.require (module.js:364:17)
at require (module.js:380:17)
at new View (F:\nodejs\microblog\node_modules\express\lib\view.js:43:49)
at Function.app.render (F:\nodejs\microblog\node_modules\express\lib\application.js:488:12)
at ServerResponse.res.render (F:\nodejs\microblog\node_modules\express\lib\response.js:759:7)
at exports.index (F:\nodejs\microblog\routes\index.js:7:7)
at callbacks (F:\nodejs\microblog\node_modules\express\lib\router\index.js:164:37)
at param (F:\nodejs\microblog\node_modules\express\lib\router\index.js:138:11)