he is not b____,but he always works hard

he is not b____,but he always works hard
he is not b____,but he always works hard

he is not b____,but he always works hard
he is not bright,but he always works hard
虽然他不聪明却很用功过.

busy

【希望帮助到你，若有疑问，可以追问~~~
祝你学习进步，更上一层楼！(*^__^*)】