by an X-ray machine at the hospital.本句中使用了have sth done的结构，表示"经历"，本句指你也许习惯了在医院接受X光检查。再比如: We had our roof blown off in the storm。暴风雨中我们的屋顶给掀掉了。另外have sth done也可用来谈论安排事情让别人做。例如：If you don't get out of my ……

所给首字母提示或中文提示填空。For years, dentists have told us that flossing (用牙线剔牙) keeps our mouths and teeth healthy....The guidelines have left out the tip about flossing 2. b_____ there is no clear evidence to say ……

should have superpowers C. what a real hero should be likeD. that a hero isn’t always... _____.A. why people want to be heroesB. that heroes should have superpowers C. what a real hero ……

to this part of Africa.2. She was given extra pay for solving the technical problem.3. Everyone should take... of Africa.2. She was given extra pay for solving the technical problem.3. Everyone should take action ……

should get their permission first to protect their privacy.Zhao Xuehan, 16:I think this app is a bad... uncomfortable if cameras are watching us all the time. We should pay attention to our privacy. Our ……

. They let actors challenge authority.D. They have “common” and “profound” themes.4.... They have “common” and “profound” themes.5. People like Moliere’s works ……

Brush! Brush!Comb! Comb!All girls who like to brush and comb,should have a pet like this at home. ……

We should not judge people by their peak of excellence; but by the distance they have traveled from the point where they started. ……

We should let her know what happened in the class.Be quiet, Jim. You do not have the floor.have the floor:有发言权 ……

VOLUNTEERS should have plenty of knowledge related to voluntary services before they start working... we are very glad to welcome foreign friends, we should have proper limits for our speech and action ……

VOLUNTEERS should have plenty of knowledge related to voluntary services before they start working... we are very glad to welcome foreign friends, we should have proper limits for our speech and action ……

VOLUNTEERS should have plenty of knowledge related to voluntary services before they start working... we are very glad to welcome foreign friends, we should have proper limits for our speech and action ……

a good grasp of the subject.语法看台Maybe you shouldn't have eaten those onions at lunch.shouldn't/should have done体现对过去的或者已经发生的事情表明应不应该。试比较should (do)和should (have done):You look tired. You should go ……

have big, bright eyes. She should have good skin and be neither too short nor too tall. I think Hong... betall and strong (强壮) but not fat. He should have big eyes. Girlish (女性化的) looking boys are very ……

says that is what a good friend should do. But I think I should have more friends. What should I do... should be able to have more friends － most people have more than one friend. It sounds like she doesn ……