Astronauts in a spaceship have to _______weightless conditions _______are quite different from ______are on the earth.
| A．do with; which; those | B．deal with; that; that |
| C．solve; that; what | D．face; which; these |
The visiting president couldn't help _________ by the beautiful scenery of Guilin in Guangxi.
| A．striking | B．to be struck | C．being struck | D．to strike |
With online course Crazy English has over 20 million students all over China ____ the class through Internet.
| A．attend | B．attended | C．attending | D．to be attending |
Don't trust such people __________ praise you to your face but speak ill of you behind your back.
| A．who | B．that | C．which | D．as |
He hesitated for a moment before kicking the ball, otherwise he ___________ a goal.
| A．had scored | B．scored | C．would score | D．would have scored |
Would you please make a copy for everybody in the office and __________ extra ones for the visitors?
| A．other | B．many | C．few | D．some |