Mrs Smith finds it hard to clear up the mess, as her children are always ________ whenever she tries to.
| A．in the way |
| B．on watch |
| C．in sight |
| D．on the line |
. Niagara Falls is a great tourist________, drawing millions of visitors every year.
| A．attention | B．attraction | C．avenue | D．altitu de |
.You can’t see through the telescope until it ______ to your eyes.
| A．contributed | B．guaranteed good | C．is similar | D．is adjusted to |
.Please tell me how the accident _______.I am still in the dark.
| A．came by | B．came about | C．come out | D．come up |
.Having heard the customers’ ________, they decided to improve their products.
| A．complaints | B．sacrifice | C．arrangement | D．suffering |
Everything he ________ away from him before was returned to his hometown.
| A．took | B．had been taken | C．had had been taken | D．had taken |