My mother ________ the floor when I did my homework last night.

A.is sweeping B.was sweeping C.sweeping D.has swept

(2020原创) John misses his mother very much. He ________ to come home to see her a few weeks later.

A.decides B.supports C.believes D.doubts

(2020原创) Tim is very ________. He always tells jokes to make us happy.

A.serious B.humorous C.creative D.friendly

I can't go out with you. I ________ prepare for the English test tomorrow.

A.may B.can C.would D.must

(2019河北邢台5中三模) ________ the rain was so heavy, we went to school on time this morning.

A.Since B.When C.Unless D.Although

(2019秦皇岛海港区一模) Nowadays, more and more attention has been paid to food ________ and health.

A.attention B.action C.safety D.growth

(2019石家庄40中一模) Be ________ with your English pronunciation. It's better to practise it by listening to videos.

A.careless B.careful C.nervous D.helpful

Those young firemen were brave enough to __________ the fire in the forest.

A. work out B. put out C. hand out D. look out

Lucy ______ her friends the whole morning，but they didn't show up．

A.expects B.will expect

C.is expecting D.was expecting

      noise pollution, and we can live in a quiet environment.

A. Prevent B. Preventing C. Prevented D. To prevent