Is that boy under the tree Li Ming—No, it _______ be Li Ming. He is in Shanghai now.

He failed the exam again！What should I do，Miss Wang?—In my opinion，your son is________than stupid.

e _______the railway station, thetrain _______for 5 minutes

The lab ________ construction will be completed next month

Professor Smith is now ________ the company, which was once________ Professor White.