I’ll do whatever I can _________ my English.
| A．improve | B．to improve | C．improving | D．to improving |
The public has complained that large quantities of waste water ______ into rivers without being cleaned, so large amounts of money ______ to solve the problem.
| A．have poured; is needed | B．has poured; are needed |
| C．have been poured; is needed | D．have been poured; are needed |
. The World Wide Web is sometimes jokingly called the World Wide Wait because it ______ be very slow.
| A．should | B．must | C．can | D．will |
Many young people in the West are expected to leave ______ could be life's most important decision --- marriage --- almost entirely up to luck.
| A．as | B．what | C．which | D．that |
We missed our train, and ___ the next train was delayed, ____ we had to wait for two hours.
| A．on top of that; in that case | B．as a result; so that |
| C．because; therefore | D．what was worse; in which case |
Not only ______ interested in football but ______ beginning to care about it.
| A．the father is; his family are | B．the father is; is his family |
| C．is the father; his family are | D．is the father; his family is |