. These plastic flowers look so _____ that many people think they are real.
| A．beautiful | B．natural | C．true | D．similar |
I found that the homework was ______ I used to get in my old school.
| A．not heavy as what | B．as not heavy as that |
| C．not as heavy as that | D．not as heavy as what |
Though the medicine for my disease______, I should often______ at home or in the open air.
| A．works out; work out | B．is working; work out |
| C．is working out; work | D．works; work |
We’ve booked a room in the center of town for the guests ______they can stay for three days.
| A．when | B．which | C．where | D．whom |
Just in front of our house ______ with a history of 1000 years.
| A．does a tall tree stand | B．stands a tall tree |
| C．a tall tree is standing | D．a tall tree stands |
The children were left _____ of a neighbor when they went on holiday.
| A．in the charge | B．in charge | C．under charge | D．at charge |