________ several times,but he still doesn't know how to do it correctly.
A.Although I've taught him |
B.I've taught him |
C.Having been taught |
D.Having taught |
I failed in the job interview and only then _____ the importance of learning English well.
A.I realized | B.I had realized | C.did I realize | D.had I realized |
The audience waited until the curtain rose and then laughter at the sight of the funny actor.
A.burst out | B.burst into | C.broken into | D.began with |
The kind lady devoted all her life to _____ those homeless children.
A.help | B.helping | C.be helping | D.being helped |
A new cinema here. They hope to finish it next month.
A.will be building | B.is built | C.has been built | D.is being built |
Can you tell me the name of the company ______ you visited last week?
A./ | B.where | C.what | D.to which |