【题目】________ people came to the concert by Deng Ziqi last month.

【题目】Scientists think that humans will live in space ______.

【题目】I asked your mother if she______that dress.

【题目】What did your son say in the letter?

【题目】There______twenty attendants at the contest tomorrow.

【题目】一Have you mended your bike，Bob?

【题目】As we on our new journey, we shouldn’t forget where we came from.

【题目】I'd like to congratulate you ________ your good grades.

【题目】London is a big city ________ the River Thames.

【题目】Bob's mom is happy to see that he is full of energy and ________ knowledge.