Yesterday's concert was great success． All the people showed interest in it（ ）
A．theB．anC．a
China is the first nation ________ sent Chang’e Ⅳ to the far side of the moon.
| A． |
which |
B． |
that |
C． |
who |
Maria went skating with her friends in the park ________ a sunny morning.
| A． |
at |
B． |
in |
C． |
on |
The clever boy ________ recite so many poems when he was three.
| A． |
might |
B． |
would |
C． |
could |
Miss Li is our physics teacher. She teaches ________ P.E. as well.
| A． |
us |
B． |
we |
C． |
our |
—Dear, new term is coming. I’ve bought a Chinese-English dictionary for you.
—Thanks. I think it is ________ to me.
| A． |
colorful |
B． |
helpful |
C． |
successful |