(2019原创)My mom always cooks chicken soup for me b________ it's good for my health.
(2018承德二模)The story mainly tells us that i________ we work hard, we won't fall behind.
(2018保定莲池区二模)We all know that Mike is not an officer, ________ a common soldier.
(2018张家口三模)My clock didn't go off this morning，________ I didn't arrive at school on time.
(2018泰州改编)Give him more time，________ he will find the answer to the question on his own.
(2018上海改编)Peter spent half a day fishing by the river, ________ he didn't catch anything.
