_______ the general state of his health, it may take him a while to recover from the operation.
| A．Given | B．To give | C．Giving | D．Having given |
Mom，I lost ________diamond ring you bought for me as my birthday present.Could you keep ________eye out for it when you clean my bedroom?
| A．a；an | B．a；the | C．the；an | D．the；the |
Sorry，madam.You'd better come tomorrow，because it's ________the visiting time now.
| A．during | B．at | C．beyond | D．before |
If you don't buy insurance for your car，you may ______losing everything when it gets destroyed in an accident.
| A．delay | B．deny | C．avoid | D．risk |
A large park ________here now.They hope to finish it in three months.
| A．is built | B．will be built |
| C．has been built | D．is being built |
Mothers holding jobs outside the home should have ________schedules to make it easier to care for their children.
| A．heavy | B．smooth | C．flexible | D．complex |