How was the talk this morning—It’s just a waste of time. There is ________ nothing worth listening to.

Raising environmental awareness wasthe aim of our art exhibition ____ last week.

下列句子中没有语病的一句是

ou spend a lot of time looking for the missingchild—________ It took us a long time, but luckily wefound him

We’ll visit the Summer Palace_______ there is aheavy rain tomorrow.— OK! Boating on the lake must be great fun.