— I hear Johnson was badly injured in the accident.
— ____, let’s go and see him.
| A．What’s more | B．If so |
| C．Where possible | D．When necessary |
Helping others is a habit, you can learn even at an early age.
| A．it | B．that | C．what | D．one |
Vitamin D helps our bodies make a special chemical, and this special chemical, ________, affects our brains, making us feel happy.
| A．in turn | B．in particular | C．in advance | D．in short |
Don’t worry about the child. Next to him ________ a lady, _______ he can turn when he is in trouble.
| A．sits; whom | B．sits; to whom |
| C．is sitting; with whom | D．was sitting; to whom |
The girl had hardly rung the bell the door was opened suddenly, and her friend rushed out to greet her.
| A．before | B．until | C．as | D．since |
——How did you like Nick’s performance last night?
—— To be honest, his singing didn’t to me much?
| A．appeal | B．belong | C．refer | D．occur |