He ________ a long pole in the center of the field, and on the top of it I hung the lamp.
My niece used to live in __________ was known as “Lucky Community”.
---- The free gift doesn’t look good. ----________, madam, but if you want good quality, you have to pay for it.
So far we have done a lot to build a low-carbon economy, yet it is still _________ ideal. We have to work even harder.
______ it rain heavily tomorrow, we would have to put off the visit to the Forbidden City.
________ repeatedly, the problem still appeared in the beginners’ homework.