There’re so many kinds of tape-recorders on sale that I can’t make up my mind _____ to buy.
| A．what | B．which | C．how | D．where |
I need a friend with whom ____ my sorrows and happiness.
| A．sharing | B．to share | C．to spend | D．spending |
With the rapid development of medical science, we ________ more new drugs used in the treatment of cancer.
| A．see | B．had seen |
| C．will be seeing | D．would see |
If I could change something in my life, I’d change it so that my childhood would _______ in another area.
| A．have been taken place | B．have taken the place |
| C．have taken place | D．have been taken the place |
______, your composition is full of mistakes.
| A．Writing carelessly | B．Written carelessly |
| C．Having written carelessly | D．Being written carelessly |
I got caught in the rain and my suit____.
| A．has ruined | B．had ruined | C．has been ruined | D．had been ruined |