1．Many manmade satellites have been sent(send) up into space so far.
2．The flowers in the garden have been watered (water) by Mr. Li already.
3．Customers are asked to make sure that they have been given (give) the right change before leaving the shop.
4．It's reported that the new hospital has been completed (complete) recently.
5．Many skilled workers have not been trained (not train) in the company.
6．His watch was lost two days ago and has not been found_(find) yet.
7．How many books have been published (publish) since your first book came out?
8．It's the first time that the little girl has been blamed (blame) by her teacher.
9．From what has been discussed(discuss) above, we can draw the conclusion that parents are our best teachers.
10．Fortunately, a lot of measures have been taken (take) to deal with the problem.
