I’ll never forget those places of interest _________ I have visited in the past 10 years.
| A．where | B．what | C．which | D．in which |
—Which one of these T—shirts do you want? —______，Either will be OK.
| A．No problem | B．I’m sure | C．Thanks | D．I don’t mind |
The first thing ______ I am going to do this evening is to go to sleep.
| A．what | B．that | C．which | D．who |
Mother’s Day is coming, I’m thinking about ________
| A．what present I gave her | B．where are having a big meal |
| C．how I will give her a surprise | D．if I planned a party for her |
__________ good advice the teacher gave me!
| A．How | B．What a | C．What | D．How a |
The traffic was busy on our way to the train station, _____ we caught the train on time at last.
| A．although | B．so | C．but | D．because |