. The car ____________ at the present speed until it reaches the foot of the mountain at about nine o'clock tonight.
| A．went | B．is going | C．goes | D．will be going |
Living in the central Australia desert has a lot of problems, _______ getting water is the worst.
| A．for which | B．to which | C．of which | D．in which |
It was in Yuexiu Park _____ they dated for the first time _____ the old couple told us their story.
| A．that, that | B．where, when | C．that, when | D．where, that |
She is the only one of the students _______ able to answer this question.
| A．who is | B．who are | C．that is | D．that are |
She will never forget the days ______ she spent in Beijing.
| A．when | B．what | C．which | D．why |
He loves his parents deeply, ________ are very kind to him.
| A．both of them | B．both of who | C．whom | D．both of whom |