yǒu      

as---as

没有

méi yǒu     

not as—as

预报

yù bào      

forecast

yào      

(indicating something is going to take place)

下雨

xià yǔ

to rain

děi       

must/have to

雨伞

yú sǎn      

umbrella

春天

chūn tiān   

spring

夏天

xià tiān      

summer

秋天

qiū tiān      

autumn

冬天

dōnɡ tiān  

winter