_____people who learn Engiish as a foreign language ________more than 750 million.
| A．A number of... reach | B．The number of...come to |
| C．The number of... reaches | D．A number of...comes to |
– Mary was crying sadly.
-- Oh, she ________ the bad news that her mother was badly injured in the accident.
| A．must know | B．might have known | C．must have known | D．should have known |
The dark clouds are gathering. You’d better take your umbrella _______ it rains.
| A．when | B．even if | C．if | D．in case |
At the gate _______ two stone lions.
| A．stands | B．stand | C．was stood | D．standing |
It’s hard for a woman to run after fashion as it _______ so quickly.
| A．has changed | B．has been changing | C．was changed | D．is changed |
The twin brothers are very similar ______ appearance but quite different _____ hobbies.
| A．to , in | B．to ,from | C．in ,in | D．in, from |