1. I saw some smoke __ ___ ________.
2. He is standing __ ___ ____ __ the cliff.
3. We should brush our teeth __ ____ twice a day.
4. I really ___ __ ____ ___ __ bungee jumping. gkstkgkstkgkstk]
5. They should ___ ___ banks in broad daylight!
自练自提
单句语法填空
1. Although the old man was _______________ the edge of death, he still fought with the disease bravely.
2. The house, _________________(surround) with woods , is in beautiful ________________(surround)
3. ----- What kind of job are you taking?
----- My major job is to trade ______________computers.
4. To their relief , their students ________________ (narrow) escaped from the shaking building.
5. The country has gone ________________ many wars and people there have suffered a lot.
6. There are a great number of natural resources in the valley, which remain to be _____________(exploit)