My brother sometimes asked himself what                                                                                         to the trees if spring didn’t come at last.

                                 the internet is very popular, many older people do not know how to use it.

The regulations have been put into                                                                                          on a trial basis.

If she sold her car, she................................. much money.

Her explanation certainly sounded                                        .

John’s eyes were                              bad that he couldn’t read the number plate of the car in front.

                                 having the best qualifications among all the applicants, Justin was not offered the job.