______ send officials abroad for training, I think it is better for the government to directly admit people who have studied and worked overseas.

You ought to write a“T”    true in front of the statement．      Each mistake that you make you’ ll lose one point．

---Is there anything you’d like for dinner?---No, nothing ____. 

We thought Tom wouldn't pass the exam, but to ___, he passed.

Since most Antarctic rocks are dark in color, they stood out _____ the white background and are easy to identify and collect.