Don’t interrupt me. I ________ letters all morning and have only finished five.
A．writeB．have writtenC．have been writingD．a(chǎn)m writing
C
考查時態(tài)。句意：別打擾我，我一上午都在寫信，到現(xiàn)在才寫好五封�，F(xiàn)在完成時表示從過去某一時間開始的動作一直到現(xiàn)在還在繼續(xù)。
練習(xí)冊系列答案
相關(guān)習(xí)題

科目：高中英語 來源：不詳 題型：單選題

—How long _______  in Shanghai?
—I will be there attending a conference and giving a speech, which will take about 3 days.
A．have you stayedB．a(chǎn)re you stayingC．do you stayD．did you stay

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

Principal White has been working in the school for about 20 years,      all his energy to teaching and researching as well as the running of a healthy school．
A．devotedB．devoting C．to devoteD．a(chǎn)nd devote

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

The teacher,with 6 girls and 8 boys of her class, ____visiting a museum when the earthquake struck
A．wasB．wereC．had beenD．would be

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

The story ______, and everybody knows about it.
A．has been got roundB．got roundC．was got roundD．has got round

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

---Don’t put the waste on the ground.                
---Oh, I’m very sorry. I ________ the dustbin there.
A．don’t seeB．isn’t seeingC．didn’t seeD．haven’t seen

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

Up to now, the program ______ thousands of children who would otherwise have died.
A．would saveB．savesC．had savedD．has saved

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

The teachers insisted that the student ______wrong and that he _______
A．was; punishedB．was; be punished
C．should be; was punishedD．is; should punish

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

---How long ______ in Shanghai?
--- For two weeks. I’m going to visit some schools in Shanghai.
A．did you stayB．a(chǎn)re you stayingC．do you stayD．have you stayed

查看答案和解析>>

同步練習(xí)冊答案