Danny did all kinds of things to make the baby _________
| A．to stop crying | B．stop crying |
| C．to stop to cry | D．stop to cry |
The girl_____ is standing under the tree is my sister.
A. which B. where C. Who
_____ a new library _____ in our school last year?
A. Was, built B. Did, build C. Is, built
Let’s try our best ________ the earth.
A protect B. to protect C. Protects
It is cold outside today. You’d better______ your jacket.
A. put on B. put up C. take off
Although Tina is as _____ as Tim, she runs _______.
A. tall, faster B. taller, fast C. tallest, fastest